The patch titled
Subject: lib min_heap: update min_heap_push() to use min_heap_sift_up()
has been added to the -mm mm-nonmm-unstable branch. Its filename is
lib-min_heap-update-min_heap_push-to-use-min_heap_sift_up.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/lib-min_heap-update-min_heap_push-to-use-min_heap_sift_up.patch
This patch will later appear in the mm-nonmm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kuan-Wei Chiu <visitorckw@xxxxxxxxx>
Subject: lib min_heap: update min_heap_push() to use min_heap_sift_up()
Date: Fri, 24 May 2024 23:29:55 +0800
Update min_heap_push() to use min_heap_sift_up() rather than its origin
inline version.
Link: https://lkml.kernel.org/r/20240524152958.919343-14-visitorckw@xxxxxxxxx
Signed-off-by: Kuan-Wei Chiu <visitorckw@xxxxxxxxx>
Reviewed-by: Ian Rogers <irogers@xxxxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Bagas Sanjaya <bagasdotme@xxxxxxxxx>
Cc: Brian Foster <bfoster@xxxxxxxxxx>
Cc: Ching-Chun (Jim) Huang <jserv@xxxxxxxxxxxxxxxx>
Cc: Coly Li <colyli@xxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Kent Overstreet <kent.overstreet@xxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Matthew Sakai <msakai@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/min_heap.h | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)
--- a/include/linux/min_heap.h~lib-min_heap-update-min_heap_push-to-use-min_heap_sift_up
+++ a/include/linux/min_heap.h
@@ -190,7 +190,6 @@ bool __min_heap_push(min_heap_char *heap
const struct min_heap_callbacks *func, void *args)
{
void *data = heap->data;
- void *child, *parent;
int pos;
if (WARN_ONCE(heap->nr >= heap->size, "Pushing on a full heap"))
@@ -202,13 +201,7 @@ bool __min_heap_push(min_heap_char *heap
heap->nr++;
/* Sift child at pos up. */
- for (; pos > 0; pos = (pos - 1) / 2) {
- child = data + (pos * elem_size);
- parent = data + ((pos - 1) / 2) * elem_size;
- if (func->less(parent, child, args))
- break;
- func->swp(parent, child, args);
- }
+ __min_heap_sift_up(heap, elem_size, pos, func, args);
return true;
}
_
Patches currently in -mm which might be from visitorckw@xxxxxxxxx are
perf-core-fix-several-typos.patch
bcache-fix-typo.patch
bcachefs-fix-typo.patch
lib-min_heap-add-type-safe-interface.patch
lib-min_heap-add-min_heap_init.patch
lib-min_heap-add-min_heap_peek.patch
lib-min_heap-add-min_heap_full.patch
lib-min_heap-add-args-for-min_heap_callbacks.patch
lib-min_heap-add-min_heap_sift_up.patch
lib-min_heap-add-min_heap_del.patch
lib-min_heap-update-min_heap_push-and-min_heap_pop-to-return-bool-values.patch
lib-min_heap-rename-min_heapify-to-min_heap_sift_down.patch
lib-min_heap-update-min_heap_push-to-use-min_heap_sift_up.patch
lib-test_min_heap-add-test-for-heap_del.patch
bcache-remove-heap-related-macros-and-switch-to-generic-min_heap.patch
bcachefs-remove-heap-related-macros-and-switch-to-generic-min_heap.patch
