From: Trond Myklebust <[email protected]>
Signed-off-by: Trond Myklebust <[email protected]>
---
fs/locks.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/fs/locks.c b/fs/locks.c
index 50cb0a2..b0b41a6 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -739,6 +739,8 @@ static int flock_lock_file(struct file *
int found = 0;
lock_kernel();
+ if (request->fl_flags & FL_ACCESS)
+ goto find_conflict;
for_each_lock(inode, before) {
struct file_lock *fl = *before;
if (IS_POSIX(fl))
@@ -771,6 +773,7 @@ static int flock_lock_file(struct file *
if (found)
cond_resched();
+find_conflict:
for_each_lock(inode, before) {
struct file_lock *fl = *before;
if (IS_POSIX(fl))
@@ -784,6 +787,8 @@ static int flock_lock_file(struct file *
locks_insert_block(fl, request);
goto out;
}
+ if (request->fl_flags & FL_ACCESS)
+ goto out;
locks_copy_lock(new_fl, request);
locks_insert_lock(&inode->i_flock, new_fl);
new_fl = NULL;
-
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