# git rev-parse -q --verify 4525c8781ec0701ce824e8bd379ae1b129e26568^{commit} 4525c8781ec0701ce824e8bd379ae1b129e26568 already have revision, skipping fetch # git checkout -q -f -B kisskb 4525c8781ec0701ce824e8bd379ae1b129e26568 # git clean -qxdf # < git log -1 # commit 4525c8781ec0701ce824e8bd379ae1b129e26568 # Author: Linus Torvalds # Date: Mon Oct 26 15:45:22 2020 -0700 # # scsi: qla2xxx: remove incorrect sparse #ifdef # # The code to try to shut up sparse warnings about questionable locking # didn't shut up sparse: it made the result not parse as valid C at all, # since the end result now has a label with no statement. # # The proper fix is to just always lock the hardware, the same way Bart # did in commit 8ae178760b23 ("scsi: qla2xxx: Simplify the functions for # dumping firmware"). That avoids the whole problem with having locking # that is not statically obvious. # # But in the meantime, just remove the incorrect attempt at trying to # avoid a sparse warning that just made things worse. # # This was exposed by commit 3e6efab865ac ("scsi: qla2xxx: Fix reset of # MPI firmware"), very similarly to how commit cbb01c2f2f63 ("scsi: # qla2xxx: Fix MPI failure AEN (8200) handling") exposed the same problem # in another place, and caused that commit 8ae178760b23. # # Please don't add code to just shut up sparse without actually fixing # what sparse complains about. # # Reported-by: Luc Van Oostenryck # Cc: Bart Van Assche # Cc: Arun Easi # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux-ld --version # < git log --format=%s --max-count=1 4525c8781ec0701ce824e8bd379ae1b129e26568 # < make -s -j 24 ARCH=m68k O=/kisskb/build/linus_m68k-defconfig_m68k-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux- defconfig # < make -s -j 24 ARCH=m68k O=/kisskb/build/linus_m68k-defconfig_m68k-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux- help # make -s -j 24 ARCH=m68k O=/kisskb/build/linus_m68k-defconfig_m68k-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux- olddefconfig # make -s -j 24 ARCH=m68k O=/kisskb/build/linus_m68k-defconfig_m68k-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux- /kisskb/src/arch/m68k/mvme147/config.c: In function 'mvme147_hwclk': /kisskb/src/arch/m68k/mvme147/config.c:174:2: warning: #warning check me! [-Wcpp] #warning check me! ^~~~~~~ /kisskb/src/arch/m68k/mvme16x/config.c: In function 'mvme16x_hwclk': /kisskb/src/arch/m68k/mvme16x/config.c:439:2: warning: #warning check me! [-Wcpp] #warning check me! ^~~~~~~ In file included from /kisskb/src/kernel/rcu/update.c:578: /kisskb/src/kernel/rcu/tasks.h:710:13: warning: 'show_rcu_tasks_rude_gp_kthread' defined but not used [-Wunused-function] static void show_rcu_tasks_rude_gp_kthread(void) {} ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/drivers/net/ethernet/8390/xsurf100.c:48: /kisskb/src/drivers/net/ethernet/8390/lib8390.c:995:27: warning: '____alloc_ei_netdev' defined but not used [-Wunused-function] static struct net_device *____alloc_ei_netdev(int size) ^~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/net/ethernet/8390/lib8390.c:957:13: warning: '__ei_set_multicast_list' defined but not used [-Wunused-function] static void __ei_set_multicast_list(struct net_device *dev) ^~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/net/ethernet/8390/lib8390.c:857:33: warning: '__ei_get_stats' defined but not used [-Wunused-function] static struct net_device_stats *__ei_get_stats(struct net_device *dev) ^~~~~~~~~~~~~~ /kisskb/src/drivers/net/ethernet/8390/lib8390.c:512:13: warning: '__ei_poll' defined but not used [-Wunused-function] static void __ei_poll(struct net_device *dev) ^~~~~~~~~ /kisskb/src/drivers/net/ethernet/8390/lib8390.c:303:20: warning: '__ei_start_xmit' defined but not used [-Wunused-function] static netdev_tx_t __ei_start_xmit(struct sk_buff *skb, ^~~~~~~~~~~~~~~ /kisskb/src/drivers/net/ethernet/8390/lib8390.c:257:13: warning: '__ei_tx_timeout' defined but not used [-Wunused-function] static void __ei_tx_timeout(struct net_device *dev, unsigned int txqueue) ^~~~~~~~~~~~~~~ /kisskb/src/drivers/net/ethernet/8390/lib8390.c:233:12: warning: '__ei_close' defined but not used [-Wunused-function] static int __ei_close(struct net_device *dev) ^~~~~~~~~~ /kisskb/src/drivers/net/ethernet/8390/lib8390.c:204:12: warning: '__ei_open' defined but not used [-Wunused-function] static int __ei_open(struct net_device *dev) ^~~~~~~~~ In file included from /kisskb/src/include/linux/printk.h:7, from /kisskb/src/include/linux/kernel.h:16, from /kisskb/src/include/linux/list.h:9, from /kisskb/src/include/linux/rculist.h:10, from /kisskb/src/include/linux/pid.h:5, from /kisskb/src/include/linux/sched.h:14, from /kisskb/src/fs/btrfs/extent-tree.c:6: /kisskb/src/fs/btrfs/extent-tree.c: In function '__btrfs_free_extent': /kisskb/src/include/linux/kern_levels.h:5:18: warning: format '%lu' expects argument of type 'long unsigned int', but argument 8 has type 'unsigned int' [-Wformat=] #define KERN_SOH "\001" /* ASCII Start Of Header */ ^~~~~~ /kisskb/src/include/linux/kern_levels.h:10:19: note: in expansion of macro 'KERN_SOH' #define KERN_CRIT KERN_SOH "2" /* critical conditions */ ^~~~~~~~ /kisskb/src/fs/btrfs/ctree.h:3148:24: note: in expansion of macro 'KERN_CRIT' btrfs_printk(fs_info, KERN_CRIT fmt, ##args) ^~~~~~~~~ /kisskb/src/fs/btrfs/extent-tree.c:3187:4: note: in expansion of macro 'btrfs_crit' btrfs_crit(info, ^~~~~~~~~~ /kisskb/src/fs/btrfs/extent-tree.c:3188:83: note: format string is defined here "invalid extent item size for key (%llu, %u, %llu) owner %llu, has %u expect >= %lu", ~~^ %u In file included from /kisskb/src/arch/m68k/include/asm/atomic.h:7, from /kisskb/src/include/linux/atomic.h:7, from /kisskb/src/include/linux/cpumask.h:13, from /kisskb/src/include/linux/smp.h:13, from /kisskb/src/include/linux/lockdep.h:14, from /kisskb/src/include/linux/spinlock.h:59, from /kisskb/src/include/linux/wait.h:9, from /kisskb/src/include/linux/wait_bit.h:8, from /kisskb/src/include/linux/fs.h:6, from /kisskb/src/fs/ocfs2/file.c:13: /kisskb/src/fs/ocfs2/file.c: In function 'ocfs2_file_write_iter': /kisskb/src/arch/m68k/include/asm/cmpxchg.h:79:22: warning: value computed is not used [-Wunused-value] #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/fs/ocfs2/file.c:2419:3: note: in expansion of macro 'xchg' xchg(&iocb->ki_complete, saved_ki_complete); ^~~~ Completed OK # rm -rf /kisskb/build/linus_m68k-defconfig_m68k-gcc8 # Build took: 0:02:40.237289