linux-ext4 - [PATCH] e2fsprogs: e4defrag must open the file to be defragged in read/write mode

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Message-ID: <20100325193216.GS29604@tux1.beaverton.ibm.com>
Date:	Thu, 25 Mar 2010 12:32:17 -0700
From:	"Darrick J. Wong" <djwong@...ibm.com>
To:	"Theodore Ts'o" <tytso@....edu>
Cc:	linux-ext4 <linux-ext4@...r.kernel.org>
Subject: [PATCH] e2fsprogs: e4defrag must open the file to be defragged in
	read/write mode

Akira Fujita merged a patch into 2.6.33 that adds a requirement that a file
being defragged must be opened with read and write access, so e2fsprogs needs
to satisfy that.

Signed-off-by: Darrick J. Wong <djwong@...ibm.com>
--- a/misc/e4defrag.c
+++ b/misc/e4defrag.c
@@ -1605,7 +1605,7 @@ static int file_defrag(const char *file, const struct stat64 *buf,
 		return 0;
 	}
 
-	fd = open64(file, O_RDONLY);
+	fd = open64(file, O_RDWR);
 	if (fd < 0) {
 		if (mode_flag & DETAIL) {
 			PRINT_FILE_NAME(file);
--
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