# git rev-parse -q --verify e74c98ca2d6ae4376cc15fa2a22483430909d96b^{commit} e74c98ca2d6ae4376cc15fa2a22483430909d96b already have revision, skipping fetch # git checkout -q -f -B kisskb e74c98ca2d6ae4376cc15fa2a22483430909d96b # git clean -qxdf # < git log -1 # commit e74c98ca2d6ae4376cc15fa2a22483430909d96b # Author: Andreas Gruenbacher # Date: Wed Jan 30 21:30:36 2019 +0100 # # gfs2: Revert "Fix loop in gfs2_rbm_find" # # This reverts commit 2d29f6b96d8f80322ed2dd895bca590491c38d34. # # It turns out that the fix can lead to a ~20 percent performance regression # in initial writes to the page cache according to iozone. Let's revert this # for now to have more time for a proper fix. # # Cc: stable@vger.kernel.org # v3.13+ # Signed-off-by: Andreas Gruenbacher # Signed-off-by: Bob Peterson # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-ld --version # < git log --format=%s --max-count=1 e74c98ca2d6ae4376cc15fa2a22483430909d96b # < make -s -j 10 ARCH=arm O=/kisskb/build/linus_pxa168_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- pxa168_defconfig # make -s -j 10 ARCH=arm O=/kisskb/build/linus_pxa168_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields': /kisskb/src/kernel/rcu/srcutree.c:133:34: warning: 'levelspread[]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c:100:6: note: 'levelspread[]' was declared here /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:339:21: note: 'pdeo' was declared here /kisskb/src/net/ipv4/ip_output.c: In function '__ip_append_data': /kisskb/src/include/linux/skbuff.h:1338:6: warning: 'extra_uref' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/ip_output.c:885:14: note: 'extra_uref' was declared here Completed OK # rm -rf /kisskb/build/linus_pxa168_defconfig_arm # Build took: 0:01:17.068025