From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 01B371531F0 for ; Mon, 17 Mar 2025 05:13:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742188435; cv=none; b=NzzmSTt1nntmzE/oO35DiJ5MsT8Y6WW2GI87GocNZ5Y+Ip5k6GqQs9R9nAeL5bz778GVARhP19wopPtq9a2KHKpiYISA6HgHdry19SATQHM5vMIMrqFzQ1qeLPJjwI53ZGSs2f+PEdIw82xxCwNHoI4Q+M9E61mHuFht0zZa7Pk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742188435; c=relaxed/simple; bh=2gSUlEvyN2WG6zU0ftnsu7BA3anbNGdbnZpHw+lZIAc=; h=Date:To:From:Subject:Message-Id; b=UI4Gf9XlWjZZaLBXjZdNYO16D2cp28+L0fp66mBISqRmFzOMApRnQPWpMeo4Y7IJNC02rJSFx53plWyooZDdkDAlve7GpQtLXCy4w1UF+rTA6P689OTjbNunidCne+t/exTjqBDEfOU4ulRPoQARDxJTArk9nI9bjRuwgwEUrks= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=LojjnXTR; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="LojjnXTR" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CB849C4CEEC; Mon, 17 Mar 2025 05:13:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1742188434; bh=2gSUlEvyN2WG6zU0ftnsu7BA3anbNGdbnZpHw+lZIAc=; h=Date:To:From:Subject:From; b=LojjnXTROLTOPWaIAqMGmj26UC2ZMy8xsT9/y7CeLF08E5gzzNbV/9n2Y6KdLSAwB nCK1qvv4zNTm6x6Ay5CPHGqJMuZCEgd3RQOmUrpwxR/XdFhwp+J7lB5NPhdAX6KrLI W3i9OrUVoOxFJevqayMvTrSKA49lRbBAUFkkZHj0= Date: Sun, 16 Mar 2025 22:13:54 -0700 To: mm-commits@vger.kernel.org,yosry.ahmed@linux.dev,ryncsn@gmail.com,minchan@kernel.org,hdanton@sina.com,bigeasy@linutronix.de,senozhatsky@chromium.org,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] zram-add-might_sleep-to-zcomp-api.patch removed from -mm tree Message-Id: <20250317051354.CB849C4CEEC@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: zram: add might_sleep to zcomp API has been removed from the -mm tree. Its filename was zram-add-might_sleep-to-zcomp-api.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Sergey Senozhatsky Subject: zram: add might_sleep to zcomp API Date: Mon, 3 Mar 2025 11:03:28 +0900 Explicitly state that zcomp compress/decompress must be called from non-atomic context. Link: https://lkml.kernel.org/r/20250303022425.285971-20-senozhatsky@chromium.org Signed-off-by: Sergey Senozhatsky Cc: Hillf Danton Cc: Kairui Song Cc: Minchan Kim Cc: Sebastian Andrzej Siewior Cc: Yosry Ahmed Signed-off-by: Andrew Morton --- drivers/block/zram/zcomp.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/block/zram/zcomp.c~zram-add-might_sleep-to-zcomp-api +++ a/drivers/block/zram/zcomp.c @@ -146,6 +146,7 @@ int zcomp_compress(struct zcomp *comp, s }; int ret; + might_sleep(); ret = comp->ops->compress(comp->params, &zstrm->ctx, &req); if (!ret) *dst_len = req.dst_len; @@ -162,6 +163,7 @@ int zcomp_decompress(struct zcomp *comp, .dst_len = PAGE_SIZE, }; + might_sleep(); return comp->ops->decompress(comp->params, &zstrm->ctx, &req); } _ Patches currently in -mm which might be from senozhatsky@chromium.org are