Re: [PATCH 0/2] ext4: a couple writeback path fixes

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Eric Sandeen wrote:
> I've found a couple small problems in the ext4_da_writepages path;
> 
> 1) ext4_num_dirty_pages() can continue looping after max_pages is reached
>    - this leads to wasted cpu cycles during writeback
> 
> 2) bumping nr_to_write can wrap if we started with LONG_MAX
>    - Not sure of all ramifications, but nr_to_write = -8 can't be good
> 
> -Eric

sigh just nak this whole thing for now, too many errors.

Will resubmit after more careful reading, patching, and testing.

Sorry for the noise.

-Eric
--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Reiser Filesystem Development]     [Ceph FS]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite National Park]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Device Mapper]     [Linux Media]

  Powered by Linux