Daniel Goller wrote:
> Dear Sir or Madam,
> I Would like to find out about the current state of XFS on ARM.
> I have been using XFS for a while successfully on my laptop, and was
> using XFS on a ARM device (little endian) since it would hold the same
> data i had on the laptop.
> It seems i have not been able to unmount it and then mounting it
> cleanly once, always required xfs_repair -L /dev/sdc3
> I Could understand power issues or lockups causing this, but on clean
> umount and followed mount to see it fail is surprising.
well, actually neither power issues nor lockups should cause it either ;)
> When mounting fails on the headless arm machine i move the drive to a
> x86_64 and run xfs_repair there when mounting there fails too (so log
> can't be replayed, making -L necessary).
> All of this leads me to ask: "Is XFS as well maintained on ARM as it
> is on x86/x86_64?"
Short answer no, but effort is made. The last known issue, as far
as I know, is a cache aliasing problem.
This patch is a big-hammer approach, better things have been proposed
but not yet upstream as far as I know.
With "what doesn't work" helpfully commented out ;)
@@ -1185,6 +1185,8 @@ _xfs_buf_ioapply(
bio->bi_end_io = xfs_buf_bio_end_io;
bio->bi_private = bp;
bio_add_page(bio, bp->b_pages, PAGE_CACHE_SIZE, 0);
size = 0;
@@ -1211,6 +1213,8 @@ next_chunk:
if (nbytes > size)
nbytes = size;
rbytes = bio_add_page(bio, bp->b_pages[map_i], nbytes, offset);
if (rbytes < nbytes)
> Thank you in advance for any info you can provide,
> Daniel Goller
> xfs mailing list