public inbox for linux-ia64@vger.kernel.org
 help / color / mirror / Atom feed
From: Arun Sharma <arun.sharma@intel.com>
To: linux-ia64@vger.kernel.org
Subject: IA-32 support patch: munmap should return EINVAL if size == 0
Date: Tue, 24 Jun 2003 22:16:40 +0000	[thread overview]
Message-ID: <marc-linux-ia64-105649312310734@msgid-missing> (raw)

[-- Attachment #1: Type: text/plain, Size: 136 bytes --]


Native IA-32 returns EINVAL on a unmap of size 0. Our behavior is currently not compatible.

Please apply to both 2.4 and 2.5.

	-Arun

[-- Attachment #2: munmap.21.txt --]
[-- Type: text/plain, Size: 339 bytes --]

--- linux-2.4/arch/ia64/ia32/sys_ia32.c	Tue May 27 10:20:10 2003
+++ linux-change/arch/ia64/ia32/sys_ia32.c	Thu May 29 00:50:33 2003
@@ -547,7 +547,7 @@
 #if PAGE_SHIFT <= IA32_PAGE_SHIFT
 	ret = sys_munmap(start, end - start);
 #else
-	if (start > end)
+	if (start >= end)
 		return -EINVAL;
 
 	start = PAGE_ALIGN(start);



             reply	other threads:[~2003-06-24 22:16 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-06-24 22:16 Arun Sharma [this message]
2003-06-30 16:30 ` IA-32 support patch: munmap should return EINVAL if size == 0 Bjorn Helgaas

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=marc-linux-ia64-105649312310734@msgid-missing \
    --to=arun.sharma@intel.com \
    --cc=linux-ia64@vger.kernel.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