From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Thu, 11 Jul 2024 18:08:38 +0000 (-0400)
Subject: bcachefs: Print allocator stuck on timeout in fallocate path
X-Git-Tag: io_uring-6.11-20240722~28^2~119
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=3de8fd4a33c9caf5ca798373800a37e4f206d8ed;p=linux-block.git

bcachefs: Print allocator stuck on timeout in fallocate path

same as in io_write.c, if we're waiting on the allocator for an
excessive amount of time, print what's going on

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---

diff --git a/fs/bcachefs/io_misc.c b/fs/bcachefs/io_misc.c
index 4583c9386e8c..2cf6297756f8 100644
--- a/fs/bcachefs/io_misc.c
+++ b/fs/bcachefs/io_misc.c
@@ -126,7 +126,11 @@ err_noprint:
 
 	if (closure_nr_remaining(&cl) != 1) {
 		bch2_trans_unlock_long(trans);
-		closure_sync(&cl);
+
+		if (closure_sync_timeout(&cl, HZ * 10)) {
+			bch2_print_allocator_stuck(c);
+			closure_sync(&cl);
+		}
 	}
 
 	return ret;