staging: exfat: properly support discard in clr_alloc_bitmap()

Currently the discard code in clr_alloc_bitmap() is just dead code.
Move code around so that the discard operation is properly attempted
when enabled.

Signed-off-by: Andrea Righi <andrea.righi@canonical.com>
Link: https://lore.kernel.org/r/20191205152913.GJ3276@xps-13
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andrea Righi 2019-12-05 16:29:13 +01:00 committed by Greg Kroah-Hartman
parent 7d42b7961b
commit 1184fd9966

View file

@ -192,8 +192,6 @@ static s32 clr_alloc_bitmap(struct super_block *sb, u32 clu)
exfat_bitmap_clear((u8 *)p_fs->vol_amap[i]->b_data, b);
return sector_write(sb, sector, p_fs->vol_amap[i], 0);
#ifdef CONFIG_EXFAT_DISCARD
if (opts->discard) {
ret = sb_issue_discard(sb, START_SECTOR(clu),
@ -202,9 +200,13 @@ static s32 clr_alloc_bitmap(struct super_block *sb, u32 clu)
if (ret == -EOPNOTSUPP) {
pr_warn("discard not supported by device, disabling");
opts->discard = 0;
} else {
return ret;
}
}
#endif /* CONFIG_EXFAT_DISCARD */
return sector_write(sb, sector, p_fs->vol_amap[i], 0);
}
static u32 test_alloc_bitmap(struct super_block *sb, u32 clu)