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authorKuan-Wei Chiu <visitorckw@gmail.com>2024-10-20 06:01:56 +0200
committerAndrew Morton <akpm@linux-foundation.org>2024-11-06 02:12:36 +0100
commitd6844302074aac634afd00c4b70a1e1249afeff3 (patch)
tree1b9ace6cf2656cd2267375d49cd60909f2c731f6 /drivers/md
parentperf/core: update min_heap_callbacks to use default builtin swap (diff)
downloadlinux-d6844302074aac634afd00c4b70a1e1249afeff3.tar.xz
linux-d6844302074aac634afd00c4b70a1e1249afeff3.zip
dm vdo: update min_heap_callbacks to use default builtin swap
Replace the swp function pointer in the min_heap_callbacks of dm-vdo with NULL, allowing direct usage of the default builtin swap implementation. This modification simplifies the code and improves performance by removing unnecessary function indirection. Link: https://lkml.kernel.org/r/20241020040200.939973-7-visitorckw@gmail.com Signed-off-by: Kuan-Wei Chiu <visitorckw@gmail.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Ching-Chun (Jim) Huang <jserv@ccns.ncku.edu.tw> Cc: Coly Li <colyli@suse.de> Cc: Ian Rogers <irogers@google.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Kent Overstreet <kent.overstreet@linux.dev> Cc: "Liang, Kan" <kan.liang@linux.intel.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Matthew Sakai <msakai@redhat.com> Cc: Matthew Wilcox (Oracle) <willy@infradead.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/dm-vdo/repair.c2
-rw-r--r--drivers/md/dm-vdo/slab-depot.c10
2 files changed, 2 insertions, 10 deletions
diff --git a/drivers/md/dm-vdo/repair.c b/drivers/md/dm-vdo/repair.c
index ffff2c999518..8c006fb3afcf 100644
--- a/drivers/md/dm-vdo/repair.c
+++ b/drivers/md/dm-vdo/repair.c
@@ -166,7 +166,7 @@ static void swap_mappings(void *item1, void *item2, void __always_unused *args)
static const struct min_heap_callbacks repair_min_heap = {
.less = mapping_is_less_than,
- .swp = swap_mappings,
+ .swp = NULL,
};
static struct numbered_block_mapping *sort_next_heap_element(struct repair_completion *repair)
diff --git a/drivers/md/dm-vdo/slab-depot.c b/drivers/md/dm-vdo/slab-depot.c
index 274f9ccd072f..ccf7b2eac131 100644
--- a/drivers/md/dm-vdo/slab-depot.c
+++ b/drivers/md/dm-vdo/slab-depot.c
@@ -3301,17 +3301,9 @@ static bool slab_status_is_less_than(const void *item1, const void *item2,
return info1->slab_number < info2->slab_number;
}
-static void swap_slab_statuses(void *item1, void *item2, void __always_unused *args)
-{
- struct slab_status *info1 = item1;
- struct slab_status *info2 = item2;
-
- swap(*info1, *info2);
-}
-
static const struct min_heap_callbacks slab_status_min_heap = {
.less = slab_status_is_less_than,
- .swp = swap_slab_statuses,
+ .swp = NULL,
};
/* Inform the slab actor that a action has finished on some slab; used by apply_to_slabs(). */