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-rw-r--r--fs/fuse/file.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index e570081..35f2810 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -2470,13 +2470,16 @@ static long fuse_file_fallocate(struct file *file, int mode, loff_t offset,
.mode = mode
};
int err;
+ bool lock_inode = !(mode & FALLOC_FL_KEEP_SIZE) ||
+ (mode & FALLOC_FL_PUNCH_HOLE);
if (fc->no_fallocate)
return -EOPNOTSUPP;
- if (mode & FALLOC_FL_PUNCH_HOLE) {
+ if (lock_inode) {
mutex_lock(&inode->i_mutex);
- fuse_set_nowrite(inode);
+ if (mode & FALLOC_FL_PUNCH_HOLE)
+ fuse_set_nowrite(inode);
}
req = fuse_get_req_nopages(fc);
@@ -2511,8 +2514,9 @@ static long fuse_file_fallocate(struct file *file, int mode, loff_t offset,
fuse_invalidate_attr(inode);
out:
- if (mode & FALLOC_FL_PUNCH_HOLE) {
- fuse_release_nowrite(inode);
+ if (lock_inode) {
+ if (mode & FALLOC_FL_PUNCH_HOLE)
+ fuse_release_nowrite(inode);
mutex_unlock(&inode->i_mutex);
}
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