+ zram-introduce-writeback-bio-batching-support-fix.patch added to mm-unstable branch

[Andrew Morton <akpm@linux-foundation.org>]

The patch titled
     Subject: zram-introduce-writeback-bio-batching-support-fix
has been added to the -mm mm-unstable branch.  Its filename is
     zram-introduce-writeback-bio-batching-support-fix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/zram-introduce-writeback-bio-batching-support-fix.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Sergey Senozhatsky <senozhatsky@chromium.org>
Subject: zram-introduce-writeback-bio-batching-support-fix
Date: Tue, 18 Nov 2025 11:19:23 +0900

set slot index to current post-processing slot index

Link: https://lkml.kernel.org/r/20251118021953.1794503-1-senozhatsky@chromium.org
Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Brian Geffon <bgeffon@google.com>
Cc: Minchan Kim <minchan@google.com>
Cc: Richard Chang <richardycc@google.com>
Cc: Yuwen Chen <ywen.chen@foxmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/block/zram/zram_drv.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/block/zram/zram_drv.c~zram-introduce-writeback-bio-batching-support-fix
+++ a/drivers/block/zram/zram_drv.c
@@ -990,6 +990,7 @@ static int zram_writeback_slots(struct z
 			}
 		}
 
+		index = pps->index;
 		zram_slot_lock(zram, index);
 		/*
 		 * scan_slots() sets ZRAM_PP_SLOT and relases slot lock, so
_

Patches currently in -mm which might be from senozhatsky@chromium.org are

zram-introduce-writeback-bio-batching-support-fix.patch
zram-add-writeback-batch-size-device-attr.patch
zram-take-write-lock-in-wb-limit-store-handlers.patch
zram-drop-wb_limit_lock.patch