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From: Eric Van Hensbergen <ericvh@kernel.org>
To: Latchesar Ionkov <lucho@ionkov.net>,
	 Dominique Martinet <asmadeus@codewreck.org>,
	 Christian Schoenebeck <linux_oss@crudebyte.com>
Cc: v9fs@lists.linux.dev, linux-kernel@vger.kernel.org,
	 kernel@pengutronix.de, stable@vger.kernel.org,
	 Robert Schwebel <r.schwebel@pengutronix.de>,
	 Eric Van Hensbergen <ericvh@kernel.org>
Subject: [PATCH v3 2/4] fs/9p: fix typo in comparison logic for cache mode
Date: Wed, 19 Jul 2023 15:17:06 +0000	[thread overview]
Message-ID: <20230716-fixes-overly-restrictive-mmap-v3-2-769791f474fd@kernel.org> (raw)
In-Reply-To: <20230716-fixes-overly-restrictive-mmap-v3-0-769791f474fd@kernel.org>

There appears to be a typo in the comparison statement for the logic
which sets a file's cache mode based on mount flags.

Fixes: 1543b4c5071c ("fs/9p: remove writeback fid and fix per-file modes")
Link: https://lore.kernel.org/v9fs/ZK25XZ%2BGpR3KHIB%2F@pengutronix.de/
Reviewed-by: Christian Schoenebeck <linux_oss@crudebyte.com>
Reviewed-by: Dominique Martinet <asmadeus@codewreck.org>
Signed-off-by: Eric Van Hensbergen <ericvh@kernel.org>
---
 fs/9p/fid.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/9p/fid.h b/fs/9p/fid.h
index 0c51889a60b3..297c2c377e3d 100644
--- a/fs/9p/fid.h
+++ b/fs/9p/fid.h
@@ -57,7 +57,7 @@ static inline void v9fs_fid_add_modes(struct p9_fid *fid, int s_flags,
 	   (s_flags & V9FS_DIRECT_IO) || (f_flags & O_DIRECT)) {
 		fid->mode |= P9L_DIRECT; /* no read or write cache */
 	} else if ((!(s_cache & CACHE_WRITEBACK)) ||
-				(f_flags & O_DSYNC) | (s_flags & V9FS_SYNC)) {
+				(f_flags & O_DSYNC) || (s_flags & V9FS_SYNC)) {
 		fid->mode |= P9L_NOWRITECACHE;
 	}
 }

-- 
2.39.2


  parent reply	other threads:[~2023-07-19 15:17 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-19 15:17 [PATCH v3 0/4] fs/9p: fix mmap regression Eric Van Hensbergen
2023-07-19 15:17 ` [PATCH v3 1/4] fs/9p: remove unnecessary and overrestrictive check Eric Van Hensbergen
2023-07-19 15:18   ` kernel test robot
2023-07-19 15:39   ` Greg KH
2023-07-19 15:17 ` Eric Van Hensbergen [this message]
2023-07-19 15:40   ` [PATCH v3 2/4] fs/9p: fix typo in comparison logic for cache mode Greg KH
2023-07-19 15:17 ` [PATCH v3 3/4] fs/9p: fix type mismatch in file cache mode helper Eric Van Hensbergen
2023-07-19 15:40   ` Greg KH
2023-07-19 15:17 ` [PATCH v3 4/4] fs/9p: remove unnecessary invalidate_inode_pages2 Eric Van Hensbergen
2023-07-19 15:40   ` Greg KH
2023-07-24 21:17 ` [PATCH v3 0/4] fs/9p: fix mmap regression Robert Schwebel
2023-07-24 21:39   ` Eric Van Hensbergen

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