linux-kernel - [PATCH RESEND 0/3] mm/zsmalloc: fix and optimize objects/page migration

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Date: Tue, 20 Feb 2024 11:36:57 +0000
From: Chengming Zhou <chengming.zhou@...ux.dev>
To: hannes@...xchg.org, Sergey Senozhatsky <senozhatsky@...omium.org>, Minchan Kim <minchan@...nel.org>,
 Andrew Morton <akpm@...ux-foundation.org>, nphamcs@...il.com, yosryahmed@...gle.com
Cc: linux-mm@...ck.org, Chengming Zhou <zhouchengming@...edance.com>, linux-kernel@...r.kernel.org
Subject: [PATCH RESEND 0/3] mm/zsmalloc: fix and optimize objects/page migration

RESEND:
- The sent patches were put into spam folder because of my mail problem,
  so resend after I fixed it, sorry! It should be ok this time.
- Link to v1: https://lore.kernel.org/r/20240219-b4-szmalloc-migrate-v1-0-34cd49c6545b@bytedance.com

Hello,

This series is to fix and optimize the zsmalloc objects/page migration.

patch 01 fix the empty migrate_write_lock() when !CONFIG_COMPACTION.
patch 02 remove the migrate_write_lock_nested() in objects migration.
patch 03 remove the unused zspage->isolated counter in page migration.

Thanks for review and comments!

Signed-off-by: Chengming Zhou <zhouchengming@...edance.com>
---
Chengming Zhou (3):
      mm/zsmalloc: fix migrate_write_lock() when !CONFIG_COMPACTION
      mm/zsmalloc: remove migrate_write_lock_nested()
      mm/zsmalloc: remove unused zspage->isolated

 mm/zsmalloc.c | 63 ++++++++---------------------------------------------------
 1 file changed, 8 insertions(+), 55 deletions(-)
---
base-commit: 9951769060d8f5eb001acaca67c1439d2cfe1c6b
change-id: 20240219-b4-szmalloc-migrate-92971221bb01

Best regards,
-- 
Chengming Zhou <chengming.zhou@...ux.dev>