Re: mm/rmap.c negative page map count BUG.

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

 



Octavio Alvarez Piza <[email protected]> wrote:
>
> > That means page->_mapcount contained 0xfffeffff when it should have
>  > contained 0xffffffff.  A single bit got cleared.  Probably bad memory,
>  > overheating, something of that kind.
> 
>  BTW, what's the first 8 in flags:0x80010008? I can't find 1<<31 in
>  include/linux/page-flags.h

That's the page's zone identifier.  We stuff that into the high bits of
page->flags for page_zone().
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux