Messages in this thread Patch in this message |  | | From | Namjae Jeon <> | Subject | [PATCH 2/3] fat: notify when discard is not supported | Date | Sat, 3 Nov 2012 14:27:43 +0900 |
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FAT also notify warning message about discard support as ext4(http://patchwork.ozlabs.org/patch/192668/)
Signed-off-by: Namjae Jeon <linkinjeon@gmail.com> Signed-off-by: Amit Sahrawat <amit.sahrawat83@gmail.com> --- fs/fat/inode.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/fs/fat/inode.c b/fs/fat/inode.c index d077f57..672dc71 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -1446,6 +1446,14 @@ int fat_fill_super(struct super_block *sb, void *data, int silent, int isvfat, goto out_fail; } + if (sbi->options.discard) { + struct request_queue *q = bdev_get_queue(sb->s_bdev); + if (!blk_queue_discard(q)) + fat_msg(sb, KERN_WARNING, + "mounting with \"discard\" option, but " + "the device does not support discard"); + } + return 0; out_invalid: -- 1.7.9.5
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