tree b38ce47f157d3b0eff7ac6eb4756a4b390ac35ae
parent 700307a29ad61090dcf1d45f8f4a135f5e9211ae
author Eric Paris <eparis@redhat.com> 1280326718 -0400
committer Eric Paris <eparis@redhat.com> 1280326732 -0400

fsnotify: srcu to protect read side of inode and vfsmount locks

Currently reading the inode->i_fsnotify_marks or
vfsmount->mnt_fsnotify_marks lists are protected by a spinlock on both the
read and the write side.  This patch protects the read side of those lists
with a new single srcu.

Signed-off-by: Eric Paris <eparis@redhat.com>