Re: [f2fs-dev] [PATCH v2] f2fs: allow empty mount string for Opt_usr|grp|projjquota

[Daeho Jeong]

On Mon, Apr 6, 2026 at 10:00 AM Jaegeuk Kim via Linux-f2fs-devel
<linux-f2fs-devel@xxxxxxxxxxxxxxxxxxxxx> wrote:
>
> Let's check mmap writes onto the large folio.
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
> ---
>  fs/f2fs/file.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> index 2c4880f24b54..652b4534349b 100644
> --- a/fs/f2fs/file.c
> +++ b/fs/f2fs/file.c
> @@ -82,7 +82,8 @@ static vm_fault_t f2fs_vm_page_mkwrite(struct vm_fault *vmf)
>         int err = 0;
>         vm_fault_t ret;
>
> -       if (unlikely(IS_IMMUTABLE(inode)))
> +       if (unlikely(IS_IMMUTABLE(inode)) ||
> +           mapping_large_folio_support(inode->i_mapping))
>                 return VM_FAULT_SIGBUS;
>
>         if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED)) {
> --
> 2.53.0.1213.gd9a14994de-goog
>
>

Reviewed-by: Daeho Jeong <daehojeong@xxxxxxxxxx>

>
> _______________________________________________
> Linux-f2fs-devel mailing list
> Linux-f2fs-devel@xxxxxxxxxxxxxxxxxxxxx
> https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel