+ zram-add-gfp_nowarn-to-incompressible-zsmalloc-handle-allocation.patch added to mm-unstable branch

+ zram-add-gfp_nowarn-to-incompressible-zsmalloc-handle-allocation.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: zram: add GFP_NOWARN to incompressible zsmalloc handle allocation
has been added to the -mm mm-unstable branch.  Its filename is
     zram-add-gfp_nowarn-to-incompressible-zsmalloc-handle-allocation.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/zram-add-gfp_nowarn-to-incompressible-zsmalloc-handle-allocation.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: add GFP_NOWARN to incompressible zsmalloc handle allocation
Date: Mon, 3 Mar 2025 11:03:15 +0900

We normally use __GFP_NOWARN for zsmalloc handle allocations, add it to
write_incompressible_page() allocation too.

Link: https://lkml.kernel.org/r/20250303022425.285971-7-senozhatsky@chromium.org
Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Hillf Danton <hdanton@sina.com>
Cc: Kairui Song <ryncsn@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Yosry Ahmed <yosry.ahmed@linux.dev>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/block/zram/zram_drv.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/block/zram/zram_drv.c~zram-add-gfp_nowarn-to-incompressible-zsmalloc-handle-allocation
+++ a/drivers/block/zram/zram_drv.c
@@ -1691,7 +1691,8 @@ static int write_incompressible_page(str
 	 * like we do for compressible pages.
 	 */
 	handle = zs_malloc(zram->mem_pool, PAGE_SIZE,
-			   GFP_NOIO | __GFP_HIGHMEM | __GFP_MOVABLE);
+			   GFP_NOIO | __GFP_NOWARN |
+			   __GFP_HIGHMEM | __GFP_MOVABLE);
 	if (IS_ERR_VALUE(handle))
 		return PTR_ERR((void *)handle);
 
_

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

zram-sleepable-entry-locking.patch
zram-permit-preemption-with-active-compression-stream.patch
zram-remove-unused-crypto-include.patch
zram-remove-max_comp_streams-device-attr.patch
zram-remove-second-stage-of-handle-allocation.patch
zram-add-gfp_nowarn-to-incompressible-zsmalloc-handle-allocation.patch
zram-remove-writestall-zram_stats-member.patch
zram-limit-max-recompress-prio-to-num_active_comps.patch
zram-filter-out-recomp-targets-based-on-priority.patch
zram-rework-recompression-loop.patch
zram-move-post-processing-target-allocation.patch
zsmalloc-rename-pool-lock.patch
zsmalloc-sleepable-zspage-reader-lock.patch
zsmalloc-introduce-new-object-mapping-api.patch
zram-switch-to-new-zsmalloc-object-mapping-api.patch
zram-permit-reclaim-in-zstd-custom-allocator.patch
zram-do-not-leak-page-on-recompress_store-error-path.patch
zram-do-not-leak-page-on-writeback_store-error-path.patch
zram-add-might_sleep-to-zcomp-api.patch