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.
>> + 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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