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authorChengming Zhou <zhouchengming@bytedance.com>2024-02-20 07:53:01 +0100
committerAndrew Morton <akpm@linux-foundation.org>2024-02-24 02:48:32 +0100
commit67eaedc1c52f0ac3ea99e4fc0bc3d7940344b94b (patch)
tree8bda498007f07c7d45cc4c1df7dde8794f2b8a61
parentmm/zsmalloc: remove set_zspage_mapping() (diff)
downloadlinux-67eaedc1c52f0ac3ea99e4fc0bc3d7940344b94b.tar.xz
linux-67eaedc1c52f0ac3ea99e4fc0bc3d7940344b94b.zip
mm/zsmalloc: remove_zspage() don't need fullness parameter
We must remove_zspage() from its current fullness list, then use insert_zspage() to update its fullness and insert to new fullness list. Obviously, remove_zspage() doesn't need the fullness parameter. Link: https://lkml.kernel.org/r/20240220-b4-zsmalloc-cleanup-v1-2-5c5ee4ccdd87@bytedance.com Signed-off-by: Chengming Zhou <zhouchengming@bytedance.com> Reviewed-by: Sergey Senozhatsky <senozhatsky@chromium.org> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Minchan Kim <minchan@kernel.org> Cc: Nhat Pham <nphamcs@gmail.com> Cc: Yosry Ahmed <yosryahmed@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--mm/zsmalloc.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index a6653915bf17..c39fac9361d7 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -687,10 +687,10 @@ static void insert_zspage(struct size_class *class,
* This function removes the given zspage from the freelist identified
* by <class, fullness_group>.
*/
-static void remove_zspage(struct size_class *class,
- struct zspage *zspage,
- int fullness)
+static void remove_zspage(struct size_class *class, struct zspage *zspage)
{
+ int fullness = zspage->fullness;
+
VM_BUG_ON(list_empty(&class->fullness_list[fullness]));
list_del_init(&zspage->list);
@@ -716,7 +716,7 @@ static int fix_fullness_group(struct size_class *class, struct zspage *zspage)
if (newfg == currfg)
goto out;
- remove_zspage(class, zspage, currfg);
+ remove_zspage(class, zspage);
insert_zspage(class, zspage, newfg);
out:
return newfg;
@@ -878,7 +878,7 @@ static void free_zspage(struct zs_pool *pool, struct size_class *class,
return;
}
- remove_zspage(class, zspage, ZS_INUSE_RATIO_0);
+ remove_zspage(class, zspage);
__free_zspage(pool, class, zspage);
}
@@ -1609,7 +1609,7 @@ static struct zspage *isolate_src_zspage(struct size_class *class)
zspage = list_first_entry_or_null(&class->fullness_list[fg],
struct zspage, list);
if (zspage) {
- remove_zspage(class, zspage, fg);
+ remove_zspage(class, zspage);
return zspage;
}
}
@@ -1626,7 +1626,7 @@ static struct zspage *isolate_dst_zspage(struct size_class *class)
zspage = list_first_entry_or_null(&class->fullness_list[fg],
struct zspage, list);
if (zspage) {
- remove_zspage(class, zspage, fg);
+ remove_zspage(class, zspage);
return zspage;
}
}