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Date: Tue, 11 Nov 2014 11:08:38 +0000 From: Luis Henriques <luis.henriques@...onical.com> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org, kernel-team@...ts.ubuntu.com Cc: "Darrick J. Wong" <darrick.wong@...cle.com>, Theodore Ts'o <tytso@....edu>, Luis Henriques <luis.henriques@...onical.com> Subject: [PATCH 3.16.y-ckt 159/170] ext4: enable journal checksum when metadata checksum feature enabled 3.16.7-ckt1 -stable review patch. If anyone has any objections, please let me know. ------------------ From: "Darrick J. Wong" <darrick.wong@...cle.com> commit 98c1a7593fa355fda7f5a5940c8bf5326ca964ba upstream. If metadata checksumming is turned on for the FS, we need to tell the journal to use checksumming too. Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com> Signed-off-by: Theodore Ts'o <tytso@....edu> Signed-off-by: Luis Henriques <luis.henriques@...onical.com> --- fs/ext4/super.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index a6c188bb5265..447ccd4af707 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -3502,6 +3502,10 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) #ifdef CONFIG_EXT4_FS_POSIX_ACL set_opt(sb, POSIX_ACL); #endif + /* don't forget to enable journal_csum when metadata_csum is enabled. */ + if (ext4_has_metadata_csum(sb)) + set_opt(sb, JOURNAL_CHECKSUM); + if ((def_mount_opts & EXT4_DEFM_JMODE) == EXT4_DEFM_JMODE_DATA) set_opt(sb, JOURNAL_DATA); else if ((def_mount_opts & EXT4_DEFM_JMODE) == EXT4_DEFM_JMODE_ORDERED) -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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