# git rev-parse -q --verify 30fe0d07fd7b27d41d9b31a224052cc4e910947a^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify 30fe0d07fd7b27d41d9b31a224052cc4e910947a^{commit}
30fe0d07fd7b27d41d9b31a224052cc4e910947a
# git checkout -q -f -B kisskb 30fe0d07fd7b27d41d9b31a224052cc4e910947a
# git clean -qxdf
# < git log -1
# commit 30fe0d07fd7b27d41d9b31a224052cc4e910947a
# Merge: 0b25d458035d e7a04894c766
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Mar 6 14:56:46 2020 -0600
# 
#     Merge tag 'for-5.6-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
#     
#     Pull btrfs fix from David Sterba:
#      "One fixup for DIO when in use with the new checksums, a missed case
#       where the checksum size was still assuming u32"
#     
#     * tag 'for-5.6-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux:
#       btrfs: fix RAID direct I/O reads with alternate csums
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-ld --version
# < git log --format=%s --max-count=1 30fe0d07fd7b27d41d9b31a224052cc4e910947a
# < make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allyesconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-  allyesconfig
# Added to kconfig CONFIG_BUILD_DOCSRC=n
# Added to kconfig CONFIG_MODULE_SIG=n
# < make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allyesconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-  help
# make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allyesconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-  olddefconfig
# make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allyesconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-  
/kisskb/src/arch/s390/kernel/perf_cpum_sf.c: In function 'perf_push_sample':
/kisskb/src/arch/s390/kernel/perf_cpum_sf.c:1134:1: warning: 'perf_push_sample' uses dynamic stack allocation
 }
 ^
/kisskb/src/arch/s390/kernel/perf_cpum_cf_diag.c: In function 'cf_diag_push_sample':
/kisskb/src/arch/s390/kernel/perf_cpum_cf_diag.c:519:1: warning: 'cf_diag_push_sample' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/dma/debug.c: In function 'debug_dma_sync_single_for_cpu':
/kisskb/src/kernel/dma/debug.c:1551:1: warning: 'debug_dma_sync_single_for_cpu' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/dma/debug.c: In function 'debug_dma_sync_single_for_device':
/kisskb/src/kernel/dma/debug.c:1571:1: warning: 'debug_dma_sync_single_for_device' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/dma/debug.c: In function 'debug_dma_sync_sg_for_cpu':
/kisskb/src/kernel/dma/debug.c:1604:1: warning: 'debug_dma_sync_sg_for_cpu' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/dma/debug.c: In function 'debug_dma_sync_sg_for_device':
/kisskb/src/kernel/dma/debug.c:1636:1: warning: 'debug_dma_sync_sg_for_device' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/dma/debug.c: In function 'debug_dma_unmap_page':
/kisskb/src/kernel/dma/debug.c:1338:1: warning: 'debug_dma_unmap_page' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/dma/debug.c: In function 'debug_dma_unmap_resource':
/kisskb/src/kernel/dma/debug.c:1532:1: warning: 'debug_dma_unmap_resource' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/dma/debug.c: In function 'debug_dma_unmap_sg':
/kisskb/src/kernel/dma/debug.c:1428:1: warning: 'debug_dma_unmap_sg' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/dma/debug.c: In function 'debug_dma_free_coherent':
/kisskb/src/kernel/dma/debug.c:1490:1: warning: 'debug_dma_free_coherent' uses dynamic stack allocation
 }
 ^
/kisskb/src/mm/slub.c: In function 'unfreeze_partials.isra.40':
/kisskb/src/mm/slub.c:2262:1: warning: 'unfreeze_partials.isra.40' uses dynamic stack allocation
 }
 ^
/kisskb/src/mm/slub.c: In function 'get_partial_node.isra.41':
/kisskb/src/mm/slub.c:1899:1: warning: 'get_partial_node.isra.41' uses dynamic stack allocation
 }
 ^
/kisskb/src/mm/slub.c: In function 'deactivate_slab.isra.42':
/kisskb/src/mm/slub.c:2194:1: warning: 'deactivate_slab.isra.42' uses dynamic stack allocation
 }
 ^
/kisskb/src/mm/slub.c: In function '__slab_free':
/kisskb/src/mm/slub.c:2959:1: warning: '__slab_free' uses dynamic stack allocation
 }
 ^
/kisskb/src/mm/slub.c: In function '___slab_alloc':
/kisskb/src/mm/slub.c:2646:1: warning: '___slab_alloc' uses dynamic stack allocation
 }
 ^
/kisskb/src/lib/crypto/chacha20poly1305.c: In function 'chacha20poly1305_crypt_sg_inplace':
/kisskb/src/lib/crypto/chacha20poly1305.c:335:1: warning: 'chacha20poly1305_crypt_sg_inplace' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/bpf/syscall.c: In function 'bpf_prog_show_fdinfo':
/kisskb/src/kernel/bpf/syscall.c:1777:1: warning: 'bpf_prog_show_fdinfo' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/bpf/syscall.c: In function 'bpf_prog_get_info_by_fd.isra.23':
/kisskb/src/kernel/bpf/syscall.c:3058:1: warning: 'bpf_prog_get_info_by_fd.isra.23' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_log_throttle':
/kisskb/src/kernel/events/core.c:8118:1: warning: 'perf_log_throttle' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_event_bpf_output':
/kisskb/src/kernel/events/core.c:8252:1: warning: 'perf_event_bpf_output' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_log_itrace_start':
/kisskb/src/kernel/events/core.c:8360:1: warning: 'perf_log_itrace_start' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_event_switch_output':
/kisskb/src/kernel/events/core.c:8047:1: warning: 'perf_event_switch_output' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_event_task_output':
/kisskb/src/kernel/events/core.c:7306:1: warning: 'perf_event_task_output' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_event_namespaces_output':
/kisskb/src/kernel/events/core.c:7499:1: warning: 'perf_event_namespaces_output' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_event_ksymbol_output':
/kisskb/src/kernel/events/core.c:8163:1: warning: 'perf_event_ksymbol_output' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_event_comm_output':
/kisskb/src/kernel/events/core.c:7400:1: warning: 'perf_event_comm_output' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_event_mmap_output':
/kisskb/src/kernel/events/core.c:7664:1: warning: 'perf_event_mmap_output' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_swevent_hrtimer':
/kisskb/src/kernel/events/core.c:9830:1: warning: 'perf_swevent_hrtimer' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_event_read_event':
/kisskb/src/kernel/events/core.c:7026:1: warning: 'perf_event_read_event' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_event_aux_event':
/kisskb/src/kernel/events/core.c:7955:1: warning: 'perf_event_aux_event' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_log_lost_samples':
/kisskb/src/kernel/events/core.c:7988:1: warning: 'perf_log_lost_samples' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function 'perf_tp_event':
/kisskb/src/kernel/events/core.c:8999:1: warning: 'perf_tp_event' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/core.c: In function '___perf_sw_event':
/kisskb/src/kernel/events/core.c:8685:1: warning: '___perf_sw_event' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/s390/net/ism_drv.c: In function 'ism_signal_ieq':
/kisskb/src/drivers/s390/net/ism_drv.c:357:1: warning: 'ism_signal_ieq' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/s390/net/ism_drv.c: In function 'ism_del_vlan_id':
/kisskb/src/drivers/s390/net/ism_drv.c:329:1: warning: 'ism_del_vlan_id' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/s390/net/ism_drv.c: In function 'ism_add_vlan_id':
/kisskb/src/drivers/s390/net/ism_drv.c:315:1: warning: 'ism_add_vlan_id' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/s390/net/ism_drv.c: In function 'ism_query_rgid':
/kisskb/src/drivers/s390/net/ism_drv.c:214:1: warning: 'ism_query_rgid' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/s390/net/ism_drv.c: In function 'ism_unregister_dmb':
/kisskb/src/drivers/s390/net/ism_drv.c:301:1: warning: 'ism_unregister_dmb' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/s390/net/ism_drv.c: In function 'ism_register_dmb':
/kisskb/src/drivers/s390/net/ism_drv.c:280:1: warning: 'ism_register_dmb' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/s390/net/ism_drv.c: In function 'query_info':
/kisskb/src/drivers/s390/net/ism_drv.c:83:1: warning: 'query_info' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/s390/net/ism_drv.c: In function 'ism_dev_init':
/kisskb/src/drivers/s390/net/ism_drv.c:491:1: warning: 'ism_dev_init' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/ring_buffer.c: In function 'perf_output_begin_forward':
/kisskb/src/kernel/events/ring_buffer.c:269:1: warning: 'perf_output_begin_forward' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/ring_buffer.c: In function 'perf_output_begin_backward':
/kisskb/src/kernel/events/ring_buffer.c:275:1: warning: 'perf_output_begin_backward' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/events/ring_buffer.c: In function 'perf_output_begin':
/kisskb/src/kernel/events/ring_buffer.c:283:1: warning: 'perf_output_begin' uses dynamic stack allocation
 }
 ^
/kisskb/src/fs/nfs/super.c: In function 'nfs_show_stats':
/kisskb/src/fs/nfs/super.c:652:1: warning: 'nfs_show_stats' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/smp.c: In function 'smp_call_function_single':
/kisskb/src/kernel/smp.c:316:1: warning: 'smp_call_function_single' uses dynamic stack allocation
 }
 ^
/kisskb/src/lib/test_stackinit.c: In function 'leaf_big_hole_static_all':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'leaf_big_hole_static_all' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:166:2: note: in definition of macro 'DEFINE_TEST'
  var_type var INIT_ ## which ## _ ## init_level;  \
  ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:266:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(static_all);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'test_big_hole_static_all':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'test_big_hole_static_all' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:100:2: note: in definition of macro 'DEFINE_TEST_DRIVER'
  var_type zero INIT_CLONE_ ## which;   \
  ^
/kisskb/src/lib/test_stackinit.c:252:3: note: in expansion of macro 'DEFINE_TEST'
   DEFINE_TEST(name ## _ ## init,   \
   ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:266:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(static_all);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'leaf_big_hole_dynamic_all':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'leaf_big_hole_dynamic_all' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:166:2: note: in definition of macro 'DEFINE_TEST'
  var_type var INIT_ ## which ## _ ## init_level;  \
  ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:269:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(dynamic_all);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'test_big_hole_dynamic_all':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'test_big_hole_dynamic_all' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:100:2: note: in definition of macro 'DEFINE_TEST_DRIVER'
  var_type zero INIT_CLONE_ ## which;   \
  ^
/kisskb/src/lib/test_stackinit.c:252:3: note: in expansion of macro 'DEFINE_TEST'
   DEFINE_TEST(name ## _ ## init,   \
   ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:269:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(dynamic_all);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'leaf_big_hole_zero.isra.9':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'leaf_big_hole_zero.isra.9' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:166:2: note: in definition of macro 'DEFINE_TEST'
  var_type var INIT_ ## which ## _ ## init_level;  \
  ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:263:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(zero);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'test_big_hole_zero':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'test_big_hole_zero' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:100:2: note: in definition of macro 'DEFINE_TEST_DRIVER'
  var_type zero INIT_CLONE_ ## which;   \
  ^
/kisskb/src/lib/test_stackinit.c:252:3: note: in expansion of macro 'DEFINE_TEST'
   DEFINE_TEST(name ## _ ## init,   \
   ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:263:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(zero);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'leaf_big_hole_static_partial.isra.17':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'leaf_big_hole_static_partial.isra.17' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:166:2: note: in definition of macro 'DEFINE_TEST'
  var_type var INIT_ ## which ## _ ## init_level;  \
  ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:265:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(static_partial);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'test_big_hole_static_partial':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'test_big_hole_static_partial' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:100:2: note: in definition of macro 'DEFINE_TEST_DRIVER'
  var_type zero INIT_CLONE_ ## which;   \
  ^
/kisskb/src/lib/test_stackinit.c:252:3: note: in expansion of macro 'DEFINE_TEST'
   DEFINE_TEST(name ## _ ## init,   \
   ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:265:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(static_partial);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'leaf_big_hole_dynamic_partial.isra.29':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'leaf_big_hole_dynamic_partial.isra.29' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:166:2: note: in definition of macro 'DEFINE_TEST'
  var_type var INIT_ ## which ## _ ## init_level;  \
  ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:268:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(dynamic_partial);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'test_big_hole_dynamic_partial':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'test_big_hole_dynamic_partial' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:100:2: note: in definition of macro 'DEFINE_TEST_DRIVER'
  var_type zero INIT_CLONE_ ## which;   \
  ^
/kisskb/src/lib/test_stackinit.c:252:3: note: in expansion of macro 'DEFINE_TEST'
   DEFINE_TEST(name ## _ ## init,   \
   ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:268:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(dynamic_partial);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'leaf_big_hole_runtime_partial.isra.41':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'leaf_big_hole_runtime_partial.isra.41' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:166:2: note: in definition of macro 'DEFINE_TEST'
  var_type var INIT_ ## which ## _ ## init_level;  \
  ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:271:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(runtime_partial);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'test_big_hole_runtime_partial':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'test_big_hole_runtime_partial' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:100:2: note: in definition of macro 'DEFINE_TEST_DRIVER'
  var_type zero INIT_CLONE_ ## which;   \
  ^
/kisskb/src/lib/test_stackinit.c:252:3: note: in expansion of macro 'DEFINE_TEST'
   DEFINE_TEST(name ## _ ## init,   \
   ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:271:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(runtime_partial);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'leaf_big_hole_runtime_all.isra.49':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'leaf_big_hole_runtime_all.isra.49' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:166:2: note: in definition of macro 'DEFINE_TEST'
  var_type var INIT_ ## which ## _ ## init_level;  \
  ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:272:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(runtime_all);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'test_big_hole_runtime_all':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'test_big_hole_runtime_all' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:100:2: note: in definition of macro 'DEFINE_TEST_DRIVER'
  var_type zero INIT_CLONE_ ## which;   \
  ^
/kisskb/src/lib/test_stackinit.c:252:3: note: in expansion of macro 'DEFINE_TEST'
   DEFINE_TEST(name ## _ ## init,   \
   ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:272:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(runtime_all);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'leaf_big_hole_none.isra.63':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'leaf_big_hole_none.isra.63' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:166:2: note: in definition of macro 'DEFINE_TEST'
  var_type var INIT_ ## which ## _ ## init_level;  \
  ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:275:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(none);
 ^
/kisskb/src/lib/test_stackinit.c: In function 'test_big_hole_none':
/kisskb/src/lib/test_stackinit.c:253:15: warning: 'test_big_hole_none' uses dynamic stack allocation
        struct test_ ## name, STRUCT, init)
               ^
/kisskb/src/lib/test_stackinit.c:100:2: note: in definition of macro 'DEFINE_TEST_DRIVER'
  var_type zero INIT_CLONE_ ## which;   \
  ^
/kisskb/src/lib/test_stackinit.c:252:3: note: in expansion of macro 'DEFINE_TEST'
   DEFINE_TEST(name ## _ ## init,   \
   ^
/kisskb/src/lib/test_stackinit.c:257:3: note: in expansion of macro 'DEFINE_STRUCT_TEST'
   DEFINE_STRUCT_TEST(big_hole, init);  \
   ^
/kisskb/src/lib/test_stackinit.c:275:1: note: in expansion of macro 'DEFINE_STRUCT_TESTS'
 DEFINE_STRUCT_TESTS(none);
 ^
/kisskb/src/net/bridge/netfilter/ebtables.c: In function 'compat_copy_everything_to_user':
/kisskb/src/net/bridge/netfilter/ebtables.c:1854:1: warning: 'compat_copy_everything_to_user' uses dynamic stack allocation
 }
 ^
/kisskb/src/net/bridge/br_device.c: In function 'br_get_stats64':
/kisskb/src/net/bridge/br_device.c:220:1: warning: 'br_get_stats64' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/rseq.c: In function '__rseq_handle_notify_resume':
/kisskb/src/kernel/rseq.c:281:1: warning: '__rseq_handle_notify_resume' uses dynamic stack allocation
 }
 ^
/kisskb/src/kernel/rseq.c: In function 'rseq_syscall':
/kisskb/src/kernel/rseq.c:300:1: warning: 'rseq_syscall' uses dynamic stack allocation
 }
 ^
/kisskb/src/fs/afs/dynroot.c: In function 'afs_dynroot_lookup':
/kisskb/src/fs/afs/dynroot.c:117:6: warning: 'len' may be used uninitialized in this function [-Wmaybe-uninitialized]
  ret = lookup_one_len(name, dentry->d_parent, len);
      ^
/kisskb/src/fs/afs/dynroot.c:91:6: note: 'len' was declared here
  int len;
      ^
/kisskb/src/lib/test_kasan.c: In function 'kasan_alloca_oob_left':
/kisskb/src/lib/test_kasan.c:529:1: warning: 'kasan_alloca_oob_left' uses dynamic stack allocation
 }
 ^
/kisskb/src/lib/test_kasan.c: In function 'kasan_alloca_oob_right':
/kisskb/src/lib/test_kasan.c:539:1: warning: 'kasan_alloca_oob_right' uses dynamic stack allocation
 }
 ^
In file included from /kisskb/src/include/linux/rwsem.h:16:0,
                 from /kisskb/src/include/linux/notifier.h:15,
                 from /kisskb/src/include/linux/clk.h:14,
                 from /kisskb/src/drivers/tty/serial/sh-sci.c:20:
/kisskb/src/drivers/tty/serial/sh-sci.c: In function 'sci_dma_rx_submit':
/kisskb/src/include/linux/spinlock.h:288:3: warning: 'flags' may be used uninitialized in this function [-Wmaybe-uninitialized]
   _raw_spin_unlock_irqrestore(lock, flags); \
   ^
/kisskb/src/drivers/tty/serial/sh-sci.c:1348:16: note: 'flags' was declared here
  unsigned long flags;
                ^
/kisskb/src/drivers/target/iscsi/cxgbit/cxgbit_target.c: In function 'cxgbit_tx_datain_iso.isra.34':
/kisskb/src/drivers/target/iscsi/cxgbit/cxgbit_target.c:498:1: warning: 'cxgbit_tx_datain_iso.isra.34' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/target/iscsi/iscsi_target.c: In function 'iscsit_send_datain':
/kisskb/src/drivers/target/iscsi/iscsi_target.c:2871:1: warning: 'iscsit_send_datain' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: In function 'drm_dp_mst_dsc_aux_for_port':
/kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:5400:9: warning: missing braces around initializer [-Wmissing-braces]
  struct drm_dp_desc desc = { 0 };
         ^
/kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:5400:9: warning: (near initialization for 'desc.ident') [-Wmissing-braces]
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function 'amdgpu_dm_psr_enable':
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:8478:9: warning: missing braces around initializer [-Wmissing-braces]
  struct dc_static_screen_params params = {0};
         ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:8478:9: warning: (near initialization for 'params.triggers') [-Wmissing-braces]
/kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c: In function 'sh_mobile_i2c_isr':
/kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:399:26: warning: 'data' may be used uninitialized in this function [-Wmaybe-uninitialized]
   pd->msg->buf[real_pos] = data;
                          ^
/kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:372:16: note: 'data' was declared here
  unsigned char data;
                ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/command_table2.c: In function 'encoder_control_dmcub':
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/command_table2.c:116:9: warning: missing braces around initializer [-Wmissing-braces]
  struct dmub_rb_cmd_digx_encoder_control encoder_control = { 0 };
         ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/command_table2.c:116:9: warning: (near initialization for 'encoder_control.header') [-Wmissing-braces]
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/command_table2.c: In function 'set_pixel_clock_dmcub':
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/command_table2.c:342:9: warning: missing braces around initializer [-Wmissing-braces]
  struct dmub_rb_cmd_set_pixel_clock pixel_clock = { 0 };
         ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/command_table2.c:342:9: warning: (near initialization for 'pixel_clock.header') [-Wmissing-braces]
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c: In function 'bios_parser_get_i2c_info':
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c:297:9: warning: missing braces around initializer [-Wmissing-braces]
  struct atom_i2c_record dummy_record = {0};
         ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/bios/bios_parser2.c:297:9: warning: (near initialization for 'dummy_record.record_header') [-Wmissing-braces]
/kisskb/src/drivers/input/joystick/analog.c:160:2: warning: #warning Precise timer not defined for this architecture. [-Wcpp]
 #warning Precise timer not defined for this architecture.
  ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c: In function 'dp_test_get_audio_test_data':
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:2672:8: warning: missing braces around initializer [-Wmissing-braces]
  union audio_test_mode            dpcd_test_mode = {0};
        ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:2672:8: warning: (near initialization for 'dpcd_test_mode.bits') [-Wmissing-braces]
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:2674:8: warning: missing braces around initializer [-Wmissing-braces]
  union audio_test_pattern_period  dpcd_pattern_period[AUDIO_CHANNELS_COUNT] = {0};
        ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:2674:8: warning: (near initialization for 'dpcd_pattern_period[0]') [-Wmissing-braces]
/kisskb/src/drivers/crypto/chelsio/chtls/chtls_cm.c: In function 'wait_for_states.constprop':
/kisskb/src/drivers/crypto/chelsio/chtls/chtls_cm.c:403:1: warning: 'wait_for_states.constprop' uses dynamic stack allocation
 }
 ^
/kisskb/src/drivers/android/binderfs.c: In function 'binderfs_fill_super':
/kisskb/src/drivers/android/binderfs.c:657:9: warning: missing braces around initializer [-Wmissing-braces]
  struct binderfs_device device_info = { 0 };
         ^
/kisskb/src/drivers/android/binderfs.c:657:9: warning: (near initialization for 'device_info.name') [-Wmissing-braces]
In file included from /kisskb/src/include/linux/wait.h:9:0,
                 from /kisskb/src/include/linux/net.h:19,
                 from /kisskb/src/drivers/infiniband/sw/siw/siw_qp_rx.c:8:
/kisskb/src/drivers/infiniband/sw/siw/siw_qp_rx.c: In function 'siw_proc_send':
/kisskb/src/include/linux/spinlock.h:288:3: warning: 'flags' may be used uninitialized in this function [-Wmaybe-uninitialized]
   _raw_spin_unlock_irqrestore(lock, flags); \
   ^
/kisskb/src/drivers/infiniband/sw/siw/siw_qp_rx.c:335:16: note: 'flags' was declared here
  unsigned long flags;
                ^
In file included from /kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c:40:0:
/kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c: In function 'mvpp2_setup_bm_pool':
/kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2.h:634:2: warning: overflow in implicit constant conversion [-Woverflow]
  ((total_size) - NET_SKB_PAD - MVPP2_SKB_SHINFO_SIZE)
  ^
/kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2.h:699:33: note: in expansion of macro 'MVPP2_RX_MAX_PKT_SIZE'
 #define MVPP2_BM_SHORT_PKT_SIZE MVPP2_RX_MAX_PKT_SIZE(MVPP2_BM_SHORT_FRAME_SIZE)
                                 ^
/kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c:577:41: note: in expansion of macro 'MVPP2_BM_SHORT_PKT_SIZE'
  mvpp2_pools[MVPP2_BM_SHORT].pkt_size = MVPP2_BM_SHORT_PKT_SIZE;
                                         ^
/kisskb/src/drivers/net/ethernet/neterion/vxge/vxge-config.c: In function 'vxge_hw_device_hw_info_get':
/kisskb/src/drivers/net/ethernet/neterion/vxge/vxge-config.c:1089:1: warning: 'vxge_hw_device_hw_info_get' uses dynamic stack allocation
 }
 ^
/kisskb/src/arch/s390/boot/mem_detect.c: In function 'detect_memory':
/kisskb/src/arch/s390/boot/mem_detect.c:175:1: warning: 'detect_memory' uses dynamic stack allocation
 }
 ^
Completed OK
# rm -rf /kisskb/build/linus_s390-allyesconfig_s390x-gcc4.9
# Build took: 0:17:04.330408