int error = 0;
if (XFS_FORCED_SHUTDOWN(ip->i_mount)) {
- error = -EIO;
+ ioend->io_error = -EIO;
goto done;
}
if (ioend->io_error)
* random callers for direct reclaim or memcg reclaim. We explicitly
* allow reclaim from kswapd as the stack usage there is relatively low.
*
- * This should really be done by the core VM, but until that happens
- * filesystems like XFS, btrfs and ext4 have to take care of this
- * by themselves.
+ * This should never happen except in the case of a VM regression so
+ * warn about it.
*/
- if ((current->flags & (PF_MEMALLOC|PF_KSWAPD)) == PF_MEMALLOC)
+ if (WARN_ON_ONCE((current->flags & (PF_MEMALLOC|PF_KSWAPD)) ==
+ PF_MEMALLOC))
goto redirty;
/*