On 05/06, Eric Sandeen wrote:
> On 5/6/25 5:01 PM, Jaegeuk Kim wrote:
>
> <snip>
>
> >> +static int f2fs_check_opt_consistency(struct fs_context *fc,
> >> + struct super_block *sb)
> >> +{
> >> + struct f2fs_fs_context *ctx = fc->fs_private;
> >> + struct f2fs_sb_info *sbi = F2FS_SB(sb);
> >> + int err;
> >> +
> >> + if (ctx_test_opt(ctx, F2FS_MOUNT_NORECOVERY) && !f2fs_readonly(sb))
> >> + return -EINVAL;
> >> +
> >> + if (f2fs_hw_should_discard(sbi) && (ctx->opt_mask & F2FS_MOUNT_DISCARD)
> >> + && !ctx_test_opt(ctx, F2FS_MOUNT_DISCARD)) {
> > Applied.
> >
> > if (f2fs_hw_should_discard(sbi) &&
> > (ctx->opt_mask & F2FS_MOUNT_DISCARD) &&
> > !ctx_test_opt(ctx, F2FS_MOUNT_DISCARD)) {
> >
>
> yes that's nicer
>
> >> + f2fs_warn(sbi, "discard is required for zoned block devices");
> >> + return -EINVAL;
> >> + }
> >> +
> >> + if (f2fs_sb_has_device_alias(sbi)) {
> > Shouldn't this be?
> >
> > if (f2fs_sb_has_device_alias(sbi) &&
> > !ctx_test_opt(ctx, F2FS_MOUNT_READ_EXTENT_CACHE)) {
> >
>
> Whoops, I don't know how I missed that, or how my testing missed it, sorry.
> And maybe it should be later in the function so it doesn't interrupt the=
> discard cases.
No worries. I applied the check after doing the discard cases.
Thanks,
>
> >> + f2fs_err(sbi, "device aliasing requires extent cache");
> >> + return -EINVAL;
> >> + }
> >> +
> >> + if (!f2fs_hw_support_discard(sbi) && (ctx->opt_mask &
> >> F2FS_MOUNT_DISCARD)
> >> + && ctx_test_opt(ctx, F2FS_MOUNT_DISCARD)) {
> > if (!f2fs_hw_support_discard(sbi) &&
> > (ctx->opt_mask & F2FS_MOUNT_DISCARD) &&
> > ctx_test_opt(ctx, F2FS_MOUNT_DISCARD)) {
> >
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