linux-kernel - [RFC PATCH v2 1/6] ALSA: compress: reserve space in snd_compr

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1723804959-31921-2-git-send-email-shengjiu.wang@nxp.com>
Date: Fri, 16 Aug 2024 18:42:34 +0800
From: Shengjiu Wang <shengjiu.wang@....com>
To: vkoul@...nel.org,
	perex@...ex.cz,
	tiwai@...e.com,
	alsa-devel@...a-project.org,
	linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	shengjiu.wang@...il.com,
	Xiubo.Lee@...il.com,
	festevam@...il.com,
	nicoleotsuka@...il.com,
	lgirdwood@...il.com,
	broonie@...nel.org,
	linuxppc-dev@...ts.ozlabs.org
Subject: [RFC PATCH v2 1/6] ALSA: compress: reserve space in snd_compr_metadata.key for private usage

Reserve the key value which is larger than 0x80000000 for driver
private usage. Driver may define its own key values which are not
public in ALSA header

Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
---
 include/uapi/sound/compress_offload.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/uapi/sound/compress_offload.h b/include/uapi/sound/compress_offload.h
index 98772b0cbcb7..7e9190538df2 100644
--- a/include/uapi/sound/compress_offload.h
+++ b/include/uapi/sound/compress_offload.h
@@ -120,7 +120,7 @@ enum sndrv_compress_encoder {
 
 /**
  * struct snd_compr_metadata - compressed stream metadata
- * @key: key id
+ * @key: key id, value larger than 0x80000000 reserved for driver private usage
  * @value: key value
  */
 struct snd_compr_metadata {
-- 
2.34.1