Re: TLB Question

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

 



Hi...

On 2/5/08, sahlot arvind <asahlot@xxxxxxxxx> wrote:

> TLB entries are filled by H/W and not explicitly by kernel. Whenever MMU
> translates VA to PA it caches that translation into TLB. If TLB is full then
> MMU uses its own algorithms to replace some entry in TLB e.g. MMU might
> consider TLB as circular buffer and replace first entry once TLB is full.

AFAIK, by using certain instructions...you can manually insert
entry/entries to TLB. Same thing to deleting TLB entries. This kind of
technique is used for example on security related software such as
PaX/grsecurity

regards,

Mulyadi.
-
To unsubscribe from this list: send the line "unsubscribe linux-newbie" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.linux-learn.org/faqs

[Index of Archives]     [Audio]     [Hams]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Fedora Users]

  Powered by Linux