On 04/11, Chao Yu wrote:
> On 2024/4/10 4:34, Jaegeuk Kim wrote:
> > f2fs_ra_meta_pages can try to read ahead on invalid block address which is
> > not the corruption case.
>
> In which case we will read ahead invalid meta pages? recovery w/ META_POR?
I was trying to debug another issue, but found the root cause. Let me drop this
patch.
>
> Thanks,
>
> >
> > Fixes: 31f85ccc84b8 ("f2fs: unify the error handling of
> > f2fs_is_valid_blkaddr")
> > Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org>
> > ---
> > fs/f2fs/checkpoint.c | 9 +++++----
> > 1 file changed, 5 insertions(+), 4 deletions(-)
> >
> > diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
> > index eac698b8dd38..b01320502624 100644
> > --- a/fs/f2fs/checkpoint.c
> > +++ b/fs/f2fs/checkpoint.c
> > @@ -179,22 +179,22 @@ static bool __f2fs_is_valid_blkaddr(struct
> > f2fs_sb_info *sbi,
> > break;
> > case META_SIT:
> > if (unlikely(blkaddr >= SIT_BLK_CNT(sbi)))
> > - goto err;
> > + goto check_only;
> > break;
> > case META_SSA:
> > if (unlikely(blkaddr >= MAIN_BLKADDR(sbi) ||
> > blkaddr < SM_I(sbi)->ssa_blkaddr))
> > - goto err;
> > + goto check_only;
> > break;
> > case META_CP:
> > if (unlikely(blkaddr >= SIT_I(sbi)->sit_base_addr ||
> > blkaddr < __start_cp_addr(sbi)))
> > - goto err;
> > + goto check_only;
> > break;
> > case META_POR:
> > if (unlikely(blkaddr >= MAX_BLKADDR(sbi) ||
> > blkaddr < MAIN_BLKADDR(sbi)))
> > - goto err;
> > + goto check_only;
> > break;
> > case DATA_GENERIC:
> > case DATA_GENERIC_ENHANCE:
> > @@ -228,6 +228,7 @@ static bool __f2fs_is_valid_blkaddr(struct f2fs_sb_info
> > *sbi,
> > return true;
> > err:
> > f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
> > +check_only:
> > return false;
> > }
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