>-- Messaggio Originale -- >Date: Mon, 28 Jul 2003 10:56:25 -0400 (EDT) >From: "Raghu R. Arur" <rra2002@aria.ncl.cs.columbia.edu> >To: Ed L Cashin <ecashin@uga.edu> >cc: "Raghu R. Arur" <rra2002@cs.columbia.edu>, > kernelnewbies@nl.linux.org >Subject: Re: tlb misses > > > So is there no way that i can account for tlb misses. For my purpose i need to catch the tlb misses. Is there no way in x86 to catch the tlb misses. Is there a documentation about the tlbs anywhere. I searched thru intel documentation, but dint g >t any useful info. IMHO i don't think is possible to account tlb misses. anyway, linux pagefault handler isn't invoked on tlb misses. On Mon, 28 Jul 2003, Ed L Cashin wrote: > "Raghu R. Arur" <rra2002@cs.columbia.edu> writes: > > > hi, > > > > How are tlb misses handled in linux? > > In x86 the hardware handles the miss by >ooking up the translation in > the page tables, starting with the pgd pointer stored in cr3. > > > are tlb misses accounted as minor faults ?? > > In the above case, I don't think so, since the page fault handler > isn't invoked. > > -- > --Ed >L Cashin | PGP public key: > ecashin@uga.edu | http://noserose.net/e/pgp/ > -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kerne >newbies.org/faq/ __________________________________________________________________ Partecipa al concorso Tiscali "collegati e vinci", il primo premio e' un viaggio per 2 persone a Zanzibar! http://point.tiscali.it/numerounico/ -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/
