On Thu 08-04-10 22:04:19, Dmitry Monakhov wrote:
> This patchset is tended to provide interface for handling IO errors
> from internal quota code.
> Any error must being returned to fs-caller to signal about possible
> quota inconsistency. I've done it in following way:
>
> 1) Handle low-level io errors from dqget() and it's callers
> 2) Handle errors from dquot_initialize
> This path catch most of IO error, but no all.
> 3) Check what i_dquot was initialized in each low-level function.
> There are two types of such functions
> 3A) Charging functions (alloc_{space,inode}): Caller of such
> function may easy handle an error and abort an operation.
> 3B) nofail functions (claim_space,free_{space,inode})
> In most cases caller can not abort an operation even if
> inode's quotas was semi-initialized, so I just skip this
> functions for now.
> I would like to know you ideas suggestions about this.
> Note: Only ext4's part was basically tested for now, others was just
> compile tested.
Sorry for not replying earlier. I've glanced over the patch set and I
have no major objections. I'll send you now the problems I've found and
next week I will have a more detailed look.
Honza
--
Jan Kara <jack@xxxxxxx>
SUSE Labs, CR
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