From 52144d893d76294db9ed79a909397ea81bc25a02 Mon Sep 17 00:00:00 2001 From: Dmitry Monakhov Date: Thu, 14 Nov 2019 20:01:47 +0000 Subject: ext4: fix extent_status trace points Show pblock only if it has meaningful value. # before ext4:ext4_es_lookup_extent_exit: dev 253,0 ino 12 found 1 [1/4294967294) 576460752303423487 H ext4:ext4_es_lookup_extent_exit: dev 253,0 ino 12 found 1 [2/4294967293) 576460752303423487 HR # after ext4:ext4_es_lookup_extent_exit: dev 253,0 ino 12 found 1 [1/4294967294) 0 H ext4:ext4_es_lookup_extent_exit: dev 253,0 ino 12 found 1 [2/4294967293) 0 HR Signed-off-by: Dmitry Monakhov Link: https://lore.kernel.org/r/20191114200147.1073-2-dmonakhov@gmail.com Signed-off-by: Theodore Ts'o --- fs/ext4/extents_status.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'fs/ext4/extents_status.h') diff --git a/fs/ext4/extents_status.h b/fs/ext4/extents_status.h index 825313c59752..4ec30a798260 100644 --- a/fs/ext4/extents_status.h +++ b/fs/ext4/extents_status.h @@ -209,6 +209,12 @@ static inline ext4_fsblk_t ext4_es_pblock(struct extent_status *es) return es->es_pblk & ~ES_MASK; } +static inline ext4_fsblk_t ext4_es_show_pblock(struct extent_status *es) +{ + ext4_fsblk_t pblock = ext4_es_pblock(es); + return pblock == ~ES_MASK ? 0 : pblock; +} + static inline void ext4_es_store_pblock(struct extent_status *es, ext4_fsblk_t pb) { -- cgit v1.2.3-58-ga151