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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Cc: Joakim Sindholt <opensource@zhasha.com>,
	Eric Van Hensbergen <ericvh@kernel.org>,
	Sasha Levin <sashal@kernel.org>,
	lucho@ionkov.net,
	asmadeus@codewreck.org,
	v9fs@lists.linux.dev
Subject: [PATCH AUTOSEL 6.1 2/9] fs/9p: translate O_TRUNC into OTRUNC
Date: Tue, 23 Apr 2024 07:02:08 -0400
Message-ID: <20240423110217.1658879-2-sashal@kernel.org>
In-Reply-To: <20240423110217.1658879-1-sashal@kernel.org>
References: <20240423110217.1658879-1-sashal@kernel.org>
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From: Joakim Sindholt <opensource@zhasha.com>

[ Upstream commit 87de39e70503e04ddb58965520b15eb9efa7eef3 ]

This one hits both 9P2000 and .u as it appears v9fs has never translated
the O_TRUNC flag.

Signed-off-by: Joakim Sindholt <opensource@zhasha.com>
Signed-off-by: Eric Van Hensbergen <ericvh@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 fs/9p/vfs_inode.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index a0c5a372dcf62..8f287009545c9 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -181,6 +181,9 @@ int v9fs_uflags2omode(int uflags, int extended)
 		break;
 	}
 
+	if (uflags & O_TRUNC)
+		ret |= P9_OTRUNC;
+
 	if (extended) {
 		if (uflags & O_EXCL)
 			ret |= P9_OEXCL;
-- 
2.43.0