# git rev-parse -q --verify 0bddd227f3dc55975e2b8dfa7fc6f959b062a2c7^{commit}
0bddd227f3dc55975e2b8dfa7fc6f959b062a2c7
already have revision, skipping fetch
# git checkout -q -f -B kisskb 0bddd227f3dc55975e2b8dfa7fc6f959b062a2c7
# git clean -qxdf
# < git log -1
# commit 0bddd227f3dc55975e2b8dfa7fc6f959b062a2c7
# Author: Randy Dunlap <rdunlap@infradead.org>
# Date:   Wed Jul 8 11:44:59 2020 -0700
# 
#     Documentation: update for gcc 4.9 requirement
#     
#     Update Documentation for the gcc v4.9 upgrade requirement.
#     
#     Fixes: 5429ef62bcf3 ("compiler/gcc: Raise minimum GCC version for kernel builds to 4.8")
#     Fixes: 6ec4476ac825 ("Raise gcc version requirement to 4.9")
#     Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
#     Acked-by: Jonathan Corbet <corbet@lwn.net>
#     Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-ld --version
# < git log --format=%s --max-count=1 0bddd227f3dc55975e2b8dfa7fc6f959b062a2c7
# < make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allmodconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  allmodconfig
# Added to kconfig CONFIG_BUILD_DOCSRC=n
# Added to kconfig CONFIG_MODULE_SIG=n
# Added to kconfig CONFIG_SAMPLES=n
# < make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allmodconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  help
# make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allmodconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  olddefconfig
# make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allmodconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  
In file included from /kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c:40:
/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 conversion from 'long unsigned int' to 'int' changes value from '18446744073709551584' to '-32' [-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:580:41: 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/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/scsi/dc395x.c: In function '__dc395x_eh_bus_reset':
/kisskb/src/drivers/scsi/dc395x.c:155:36: warning: value computed is not used [-Wunused-value]
 #define DC395x_read8(acb,address)  (u8)(inb(acb->io_port_base + (address)))
                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/scsi/dc395x.c:1197:2: note: in expansion of macro 'DC395x_read8'
  DC395x_read8(acb, TRM_S1040_SCSI_INTSTATUS);
  ^~~~~~~~~~~~
/kisskb/src/drivers/scsi/dc395x.c: In function 'set_basic_config':
/kisskb/src/drivers/scsi/dc395x.c:155:36: warning: value computed is not used [-Wunused-value]
 #define DC395x_read8(acb,address)  (u8)(inb(acb->io_port_base + (address)))
                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/scsi/dc395x.c:3489:2: note: in expansion of macro 'DC395x_read8'
  DC395x_read8(acb, TRM_S1040_SCSI_INTSTATUS);
  ^~~~~~~~~~~~
/kisskb/src/drivers/scsi/dc395x.c: In function 'adapter_uninit_chip':
/kisskb/src/drivers/scsi/dc395x.c:155:36: warning: value computed is not used [-Wunused-value]
 #define DC395x_read8(acb,address)  (u8)(inb(acb->io_port_base + (address)))
                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/scsi/dc395x.c:4435:2: note: in expansion of macro 'DC395x_read8'
  DC395x_read8(acb, TRM_S1040_SCSI_INTSTATUS);
  ^~~~~~~~~~~~
/kisskb/src/drivers/mailbox/imx-mailbox.c:638:12: warning: 'imx_mu_runtime_resume' defined but not used [-Wunused-function]
 static int imx_mu_runtime_resume(struct device *dev)
            ^~~~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/mailbox/imx-mailbox.c:629:12: warning: 'imx_mu_runtime_suspend' defined but not used [-Wunused-function]
 static int imx_mu_runtime_suspend(struct device *dev)
            ^~~~~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/mailbox/imx-mailbox.c:611:12: warning: 'imx_mu_resume_noirq' defined but not used [-Wunused-function]
 static int imx_mu_resume_noirq(struct device *dev)
            ^~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/mailbox/imx-mailbox.c:601:12: warning: 'imx_mu_suspend_noirq' defined but not used [-Wunused-function]
 static int imx_mu_suspend_noirq(struct device *dev)
            ^~~~~~~~~~~~~~~~~~~~
Completed OK
# rm -rf /kisskb/build/linus_s390-allmodconfig_s390x-gcc8
# Build took: 0:23:01.587422