diff options
Diffstat (limited to 'debian/patches-rt/0172-fs-dcache-disable-preemption-on-i_dir_seq-s-write-si.patch')
| -rw-r--r-- | debian/patches-rt/0172-fs-dcache-disable-preemption-on-i_dir_seq-s-write-si.patch | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/debian/patches-rt/0172-fs-dcache-disable-preemption-on-i_dir_seq-s-write-si.patch b/debian/patches-rt/0172-fs-dcache-disable-preemption-on-i_dir_seq-s-write-si.patch index 5e95883cd..ffd494fa5 100644 --- a/debian/patches-rt/0172-fs-dcache-disable-preemption-on-i_dir_seq-s-write-si.patch +++ b/debian/patches-rt/0172-fs-dcache-disable-preemption-on-i_dir_seq-s-write-si.patch @@ -1,8 +1,8 @@ From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Date: Fri, 20 Oct 2017 11:29:53 +0200 -Subject: [PATCH 172/342] fs/dcache: disable preemption on i_dir_seq's write +Subject: [PATCH 172/351] fs/dcache: disable preemption on i_dir_seq's write side -Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=e5aa3cd1fb61377548b05992478366fa06df648a +Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=243086d979b7ad6dd457418734fd3bf7b36eac62 i_dir_seq is an opencoded seqcounter. Based on the code it looks like we could have two writers in parallel despite the fact that the d_lock is @@ -68,7 +68,7 @@ index b5e53587d14b..1ae163d54925 100644 rcu_read_unlock(); goto retry; diff --git a/fs/inode.c b/fs/inode.c -index c9eb5041ffae..e1fb0b743c96 100644 +index 5df2e8ee23ed..9cdec5f41e40 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -156,7 +156,7 @@ int inode_init_always(struct super_block *sb, struct inode *inode) |