One thread has made fallocate and needs to take inode_lock()
to commit attributes _before_ it dropped dio write iocount.
Another thread took inode_mutex and has to wait for pending
writes since it hit fuse cached writeback region.
Affects: #VSTOR-95025
Signed-off-by: Alexey Kuznetsov <kuz...@virtuozzo.com>
---
fs/fuse/file.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index aa248bd..6a89f96 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -3469,8 +3469,8 @@ static long fuse_file_fallocate(struct file *file, int
mode, loff_t offset,
args.in_args[0].value = &inarg;
err = fuse_simple_request(fm, &args);
if (revoke_lock) {
- inode_lock(inode);
fuse_write_dio_end(fi);
+ inode_lock(inode);
}
if (err == -ENOSYS) {
fm->fc->no_fallocate = 1;
--
1.8.3.1
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