linux-arch.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>
Subject: Re: Generic page fault (Was: libsigsegv ....)
Date: Sun, 01 Mar 2015 09:50:29 +1100	[thread overview]
Message-ID: <1425163829.4645.152.camel@kernel.crashing.org> (raw)
In-Reply-To: <1425161796.4645.149.camel@kernel.crashing.org>

On Sun, 2015-03-01 at 09:16 +1100, Benjamin Herrenschmidt wrote:
> So for error handling, I'm trying to simply return the VM_FAULT_* flags
> from generic_page_fault see where that takes us. That's a way to avoid
> passing an arch specific struct around. It also allows my hack to
> account major faults with the hypervisor to be done outside the generic
> code completely (no hook).

I suspect sparc64 will defeat the "not passing an arch struct around"
though... oh well.

Ben.

  reply	other threads:[~2015-02-28 22:50 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1422361485.6648.71.camel@opensuse.org>
     [not found] ` <54C78756.9090605@suse.cz>
     [not found]   ` <alpine.LSU.2.11.1501271347440.30227@nerf60.vanv.qr>
     [not found]     ` <1422364084.6648.82.camel@opensuse.org>
     [not found]       ` <s5h7fw8hvdp.wl-tiwai@suse.de>
     [not found]         ` <CA+55aFyzy_wYHHnr2gDcYr7qcgOKM2557bRdg6RBa=cxrynd+Q@mail.gmail.com>
2015-01-27 20:57           ` [opensuse-factory] Re: [opensuse-kernel] libsigsegv build fail with kernel 3.18.3 Linus Torvalds
     [not found]             ` <CA+55aFxRnj97rpSQvvzLJhpo7C8TQ-F=eB1Ry2n53AV1rN8mwA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-01-28  7:38               ` [opensuse-factory] " Heiko Carstens
2015-01-28  7:38                 ` [opensuse-factory] Re: [opensuse-kernel] " Heiko Carstens
2015-01-29  6:59             ` Max Filippov
2015-01-29 18:16               ` Linus Torvalds
2015-02-02  0:23                 ` Benjamin Herrenschmidt
2015-02-02  1:09                   ` Linus Torvalds
2015-02-22 23:50                     ` Benjamin Herrenschmidt
2015-02-22 23:50                       ` [opensuse-factory] " Benjamin Herrenschmidt
2015-02-28  7:12                     ` Generic page fault (Was: libsigsegv ....) Benjamin Herrenschmidt
2015-02-28  7:14                       ` Benjamin Herrenschmidt
2015-02-28 10:36                         ` Benjamin Herrenschmidt
2015-02-28 19:56                       ` Linus Torvalds
2015-02-28 19:58                         ` Linus Torvalds
2015-02-28 19:58                           ` Linus Torvalds
2015-02-28 21:14                         ` Benjamin Herrenschmidt
2015-02-28 21:49                           ` Linus Torvalds
2015-02-28 21:49                             ` Linus Torvalds
2015-02-28 22:49                             ` Benjamin Herrenschmidt
2015-02-28 22:16                           ` Benjamin Herrenschmidt
2015-02-28 22:50                             ` Benjamin Herrenschmidt [this message]
2015-02-28 23:02                             ` Benjamin Herrenschmidt
2015-02-28 23:02                               ` Benjamin Herrenschmidt
2015-03-01  0:41                               ` Linus Torvalds
2015-03-01  0:41                                 ` Linus Torvalds
2015-03-01  3:57                                 ` Benjamin Herrenschmidt
     [not found]           ` <CA+55aFyzy_wYHHnr2gDcYr7qcgOKM2557bRdg6RBa=cxrynd+Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-01-27 21:12             ` [opensuse-factory] Re: libsigsegv build fail with kernel 3.18.3 Jan Engelhardt
2015-01-27 21:12               ` [opensuse-factory] Re: [opensuse-kernel] " Jan Engelhardt
2015-01-27 21:32               ` Linus Torvalds
2015-01-27 22:14                 ` Jan Engelhardt
2015-01-27 22:32                   ` Linus Torvalds
2015-01-27 23:13                     ` Jan Engelhardt
2015-01-27 23:53                     ` David Miller
     [not found]                     ` <CA+55aFzguEFfG2REN1soMC+0UJ7GtANfEvMoCNPt0QqmP9LKoA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-01-28  8:48                       ` [opensuse-factory] " Andreas Schwab
2015-01-28  8:48                         ` [opensuse-factory] Re: [opensuse-kernel] " Andreas Schwab

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1425163829.4645.152.camel@kernel.crashing.org \
    --to=benh@kernel.crashing.org \
    --cc=linux-arch@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=torvalds@linux-foundation.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).