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| author | Baolin Wang <baolin.wang@linux.alibaba.com> | 2023-04-24 21:45:39 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-06-09 16:25:14 -0700 |
| commit | 3c4322c94b9af33dc62e47cb80c057f9814fb595 (patch) | |
| tree | c4dbf4b99f6c172380eae4b968cd614e351fdc82 /fs/fs-writeback.c | |
| parent | 8b9167cd9ef039d95b65ef9600a7507795173121 (diff) | |
| download | linux-3c4322c94b9af33dc62e47cb80c057f9814fb595.tar.gz linux-3c4322c94b9af33dc62e47cb80c057f9814fb595.tar.bz2 linux-3c4322c94b9af33dc62e47cb80c057f9814fb595.zip | |
mm/page_alloc: drop the unnecessary pfn_valid() for start pfn
__pageblock_pfn_to_page() currently performs both pfn_valid check and
pfn_to_online_page(). The former one is redundant because the latter is a
stronger check. Drop pfn_valid().
Link: https://lkml.kernel.org/r/c3868b58c6714c09a43440d7d02c7b4eed6e03f6.1682342634.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: "Huang, Ying" <ying.huang@intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/fs-writeback.c')
0 files changed, 0 insertions, 0 deletions