tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
1
fork

Configure Feed

Select the types of activity you want to include in your feed.

Merge tag 'dm-4.6-fix-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

Pull device mapper fix from Mike Snitzer:
"Fix for earlier 4.6-rc4 stable@ commit that introduced improper use of
write lock in cmd_read_lock() -- due to cut-n-paste gone awry (and
sparse didn't catch it)"

* tag 'dm-4.6-fix-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
dm cache metadata: fix cmd_read_lock() acquiring write lock

Linus Torvalds 9d090d01 b9f5dba2

+2 -2
+2 -2
drivers/md/dm-cache-metadata.c
··· 894 894 895 895 static bool cmd_read_lock(struct dm_cache_metadata *cmd) 896 896 { 897 - down_write(&cmd->root_lock); 897 + down_read(&cmd->root_lock); 898 898 if (cmd->fail_io) { 899 - up_write(&cmd->root_lock); 899 + up_read(&cmd->root_lock); 900 900 return false; 901 901 } 902 902 return true;