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From: Weizhao Ouyang <o451686892@gmail.com>
To: linux-erofs@lists.ozlabs.org
Subject: [PATCH] erofs-utils: xattr: skip NFSv4 xattrs building
Date: Wed, 19 Apr 2023 16:56:09 +0800
Message-Id: <20230419085609.6601-1-o451686892@gmail.com>
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Cc: Weizhao Ouyang <o451686892@gmail.com>
Errors-To: linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org
Sender: "Linux-erofs" <linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org>

Skip NFSv4 xattrs(system.nfs4_acl/dacl/sacl) to avoid ENODATA error when
compiling AOSP on NFSv4 servers.

Signed-off-by: Weizhao Ouyang <o451686892@gmail.com>
---
 lib/xattr.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/xattr.c b/lib/xattr.c
index 6034e7b6b4eb..748bf2e13408 100644
--- a/lib/xattr.c
+++ b/lib/xattr.c
@@ -288,6 +288,9 @@ static bool erofs_is_skipped_xattr(const char *key)
 	if (cfg.sehnd && !strcmp(key, XATTR_SECURITY_PREFIX "selinux"))
 		return true;
 #endif
+	/* skip xattr nfs4_acl/dacl/sacl */
+	if (!strncmp(key, "system.nfs4_", strlen("system.nfs4_")))
+		return true;
 	return false;
 }
 
-- 
2.25.1