Messages in this thread Patch in this message | | | Subject | [PATCH 4/4] fuse: writepages: protect secondary requests from fuse file release | From | Maxim Patlasov <> | Date | Wed, 02 Oct 2013 21:38:54 +0400 |
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All async fuse requests must be supplied with extra reference to a fuse file. This is necessary to ensure that the fuse file is not released until all in-flight requests are completed. Fuse secondary writeback requests must obey this rule as well.
Signed-off-by: Maxim Patlasov <MPatlasov@parallels.com> --- fs/fuse/file.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 5d323bd..266a792 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1521,6 +1521,7 @@ static void fuse_writepage_end(struct fuse_conn *fc, struct fuse_req *req) continue; } + next->ff = fuse_file_get(req->ff); list_add(&next->writepages_entry, &fi->writepages); list_add_tail(&next->list, &fi->queued_writes); fuse_flush_writepages(inode);
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