* [PATCH] zram: fixup "introduce writeback bio batching support"
[not found] <20251117184414.CDFE9C19423@smtp.kernel.org>
@ 2025-11-18 2:19 ` Sergey Senozhatsky
0 siblings, 0 replies; 2+ messages in thread
From: Sergey Senozhatsky @ 2025-11-18 2:19 UTC (permalink / raw)
To: Andrew Morton
Cc: Minchan Kim, Yuwen Chen, Richard Chang, Brian Geffon,
Fengyu Lian, linux-kernel, linux-mm, linux-block,
Sergey Senozhatsky
Set slot index to current post-processing slot index.
Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
---
drivers/block/zram/zram_drv.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index bc268670f852..0a5f11e0c523 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -1015,6 +1015,7 @@ static int zram_writeback_slots(struct zram *zram,
}
}
+ index = pps->index;
zram_slot_lock(zram, index);
/*
* scan_slots() sets ZRAM_PP_SLOT and relases slot lock, so
--
2.52.0.rc1.455.g30608eb744-goog
^ permalink raw reply [flat|nested] 2+ messages in thread
* [PATCH] zram: fixup "introduce writeback bio batching support"
[not found] <20251118181235.4F5C4C2BCB5@smtp.kernel.org>
@ 2025-11-19 9:46 ` Sergey Senozhatsky
0 siblings, 0 replies; 2+ messages in thread
From: Sergey Senozhatsky @ 2025-11-19 9:46 UTC (permalink / raw)
To: Andrew Morton
Cc: Minchan Kim, Yuwen Chen, Richard Chang, Brian Geffon,
Fengyu Lian, linux-kernel, linux-mm, linux-block,
Sergey Senozhatsky
Dan Carpenter reported a missing NULL check.
Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
---
drivers/block/zram/zram_drv.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index ea06f4d7b623..61b30c671a56 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -760,6 +760,9 @@ static void release_wb_req(struct zram_wb_req *req)
static void release_wb_ctl(struct zram_wb_ctl *wb_ctl)
{
+ if (!wb_ctl)
+ return;
+
/* We should never have inflight requests at this point */
WARN_ON(!list_empty(&wb_ctl->inflight_reqs));
--
2.52.0.rc1.455.g30608eb744-goog
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2025-11-18 2:19 ` [PATCH] zram: fixup "introduce writeback bio batching support" Sergey Senozhatsky
[not found] <20251118181235.4F5C4C2BCB5@smtp.kernel.org>
2025-11-19 9:46 ` Sergey Senozhatsky
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