lkml.org 
[lkml]   [2009]   [May]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] [6/16] HWPOISON: Add basic support for poisoned pages in fault handler v2
Andi Kleen wrote:

> - Add a new VM_FAULT_HWPOISON error code to handle_mm_fault. Right now
> architectures have to explicitely enable poison page support, so
> this is forward compatible to all architectures. They only need
> to add it when they enable poison page support.
> - Add poison page handling in swap in fault code
>
> v2: Add missing delayacct_clear_flag (Hidehiro Kawai)

[snip]

> goto out;
> }
> delayacct_set_flag(DELAYACCT_PF_SWAPIN);
> @@ -2484,6 +2492,10 @@
> /* Had to read the page from swap area: Major fault */
> ret = VM_FAULT_MAJOR;
> count_vm_event(PGMAJFAULT);
> + } else if (PageHWPoison(page)) {
> + ret = VM_FAULT_HWPOISON;
> + delayacct_set_flag(DELAYACCT_PF_SWAPIN);
> + goto out;

Is this delayacct_clear_flag()? :-p

Regards,
--
Hidehiro Kawai
Hitachi, Systems Development Laboratory
Linux Technology Center



\
 
 \ /
  Last update: 2009-05-29 06:19    [W:0.202 / U:0.020 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site