From: Matthew Wilcox <matthew.r.wilcox@intel.com>
To: linux-mm@kvack.org
Cc: Matthew Wilcox <matthew.r.wilcox@intel.com>,
Mel Gorman <mgorman@suse.de>, Rik van Riel <riel@redhat.com>,
stable@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH] mm: Actually clear pmd_numa before invalidating
Date: Wed, 13 Aug 2014 11:28:27 -0400 [thread overview]
Message-ID: <1407943707-5547-1-git-send-email-matthew.r.wilcox@intel.com> (raw)
Commit 67f87463d3 cleared the NUMA bit in a copy of the PMD entry, but
then wrote back the original
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Cc: <stable@vger.kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
---
mm/pgtable-generic.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c
index a8b9199..dfb79e0 100644
--- a/mm/pgtable-generic.c
+++ b/mm/pgtable-generic.c
@@ -195,7 +195,7 @@ void pmdp_invalidate(struct vm_area_struct *vma, unsigned long address,
pmd_t entry = *pmdp;
if (pmd_numa(entry))
entry = pmd_mknonnuma(entry);
- set_pmd_at(vma->vm_mm, address, pmdp, pmd_mknotpresent(*pmdp));
+ set_pmd_at(vma->vm_mm, address, pmdp, pmd_mknotpresent(entry));
flush_tlb_range(vma, address, address + HPAGE_PMD_SIZE);
}
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
--
2.0.0
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next reply other threads:[~2014-08-13 15:28 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-13 15:28 Matthew Wilcox [this message]
2014-08-13 15:56 ` [PATCH] mm: Actually clear pmd_numa before invalidating Rik van Riel
2014-08-13 16:32 ` Mel Gorman
2014-08-13 19:59 ` Andrew Morton
2014-08-13 20:04 ` Wilcox, Matthew R
2014-08-13 20:12 ` Andrew Morton
2014-08-13 20:16 ` Wilcox, Matthew R
2014-08-13 20:23 ` Andrew Morton
2014-08-13 21:18 ` Mel Gorman
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=1407943707-5547-1-git-send-email-matthew.r.wilcox@intel.com \
--to=matthew.r.wilcox@intel.com \
--cc=akpm@linux-foundation.org \
--cc=linux-mm@kvack.org \
--cc=mgorman@suse.de \
--cc=riel@redhat.com \
--cc=stable@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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.