Re: [f2fs-dev] [PATCH 1/2] mkfs.f2fs: support large sector size

From: Kinglong Mee
Date: Wed Feb 04 2015 - 08:43:22 EST


Hi Chao,

On Wed, Feb 4, 2015 at 11:30 AM, Chao Yu <chao2.yu@xxxxxxxxxxx> wrote:
> Since f2fs support large sector size in commit 55cf9cb63f0e "f2fs: support large
> sector size", block device with sector size of 512/1024/2048/4096 bytes can be
> supported.
>
> But mkfs.f2fs still use default sector size: 512 bytes as sector size, let's fix
> this issue in this patch.
>
> v2:
> o remove unneeded printed message when sector size is large than 512 bytes
> suggested by Kinglong.
> o show correct sector size in printed message.
> o use config.sectors_per_blk instead of DEFAULT_SECTORS_PER_BLOCK suggested by
> Kinglong.
>
> Signed-off-by: Chao Yu <chao2.yu@xxxxxxxxxxx>
> ---
> lib/libf2fs.c | 10 +++-------
> mkfs/f2fs_format.c | 12 ++++++------
> mkfs/f2fs_format_utils.c | 2 +-
> 3 files changed, 10 insertions(+), 14 deletions(-)
>
> diff --git a/lib/libf2fs.c b/lib/libf2fs.c
> index 8123528..d2942f0 100644
> --- a/lib/libf2fs.c
> +++ b/lib/libf2fs.c
> @@ -463,10 +463,6 @@ int f2fs_get_device_info(struct f2fs_configuration *c)
> MSG(0, "\tError: Using the default sector size\n");
> } else {
> if (c->sector_size < sector_size) {
> - MSG(0, "\tError: Cannot set the sector size to:"
> - " %d as the device does not support"
> - "\nSetting the sector size to : %d\n",
> - c->sector_size, sector_size);
> c->sector_size = sector_size;
> c->sectors_per_blk = PAGE_SIZE / sector_size;
> }
> @@ -495,8 +491,8 @@ int f2fs_get_device_info(struct f2fs_configuration *c)
> return -1;
> }
> if (wanted_total_sectors && wanted_total_sectors < c->total_sectors) {
> - MSG(0, "Info: total device sectors = %"PRIu64" (in 512bytes)\n",
> - c->total_sectors);
> + MSG(0, "Info: total device sectors = %"PRIu64" (in %u bytes)\n",
> + c->total_sectors, c->sector_size);
> c->total_sectors = wanted_total_sectors;
>
> }
> @@ -504,7 +500,7 @@ int f2fs_get_device_info(struct f2fs_configuration *c)
> MSG(0, "Info: total sectors = %"PRIu64" (in 512bytes)\n",

This "512bytes" should be modified as above too.

thanks,
Kinglong Mee
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/