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From: Andres Lagar-Cavilla <andres@lagarcavilla.org>
To: xen-devel@lists.xensource.com
Cc: ian.campbell@citrix.com, andres@gridcentric.ca, tim@xen.org,
	keir.xen@gmail.com, JBeulich@suse.com, ian.jackson@citrix.com,
	adin@gridcentric.ca
Subject: [PATCH 02 of 18] x86/mm: Making a page sharable sets PGT_validated, but making a page private doesn't expect it
Date: Thu, 08 Dec 2011 02:47:17 -0500	[thread overview]
Message-ID: <61da3fc46f0681c0d1be.1323330437@xdev.gridcentric.ca> (raw)
In-Reply-To: <patchbomb.1323330435@xdev.gridcentric.ca>

 xen/arch/x86/mm.c |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)


Signed-off-by: Andres Lagar-Cavilla <andres@lagarcavilla.org>

diff -r aeebbff899ff -r 61da3fc46f06 xen/arch/x86/mm.c
--- a/xen/arch/x86/mm.c
+++ b/xen/arch/x86/mm.c
@@ -4347,7 +4347,7 @@ int page_make_private(struct domain *d, 
 
     /* We can only change the type if count is one */
     if ( (page->u.inuse.type_info & (PGT_type_mask | PGT_count_mask))
-         != (PGT_shared_page | 1) )
+         != (PGT_shared_page | PGT_validated | 1) )
     {
         put_page(page);
         spin_unlock(&d->page_alloc_lock);

  parent reply	other threads:[~2011-12-08  7:47 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-08  7:47 [PATCH 00 of 18] Memory sharing overhaul Andres Lagar-Cavilla
2011-12-08  7:47 ` [PATCH 01 of 18] x86/mm: Code style fixes in mem_sharing.c Andres Lagar-Cavilla
2011-12-08 11:11   ` Tim Deegan
2011-12-08 16:16     ` Andres Lagar-Cavilla
2011-12-08 21:54       ` Tim Deegan
2011-12-08  7:47 ` Andres Lagar-Cavilla [this message]
2011-12-08 11:16   ` [PATCH 02 of 18] x86/mm: Making a page sharable sets PGT_validated, but making a page private doesn't expect it Tim Deegan
2011-12-08  7:47 ` [PATCH 03 of 18] x86/mm: Eliminate hash table in sharing code as index of shared mfns Andres Lagar-Cavilla
2011-12-08 22:13   ` Tim Deegan
2011-12-08  7:47 ` [PATCH 04 of 18] x86/mm: Update mem sharing interface to (re)allow sharing of grants Andres Lagar-Cavilla
2011-12-08 22:20   ` Tim Deegan
2011-12-09  2:57     ` Andres Lagar-Cavilla
2011-12-08  7:47 ` [PATCH 05 of 18] Tools: Do not assume sharing target is dom0 in libxc wrappers Andres Lagar-Cavilla
2011-12-09 10:01   ` Ian Jackson
2011-12-08  7:47 ` [PATCH 06 of 18] Tools: Update libxc mem sharing interface Andres Lagar-Cavilla
2011-12-09  9:59   ` Ian Jackson
2011-12-08  7:47 ` [PATCH 07 of 18] Tools: Update memshr tool to use new sharing API Andres Lagar-Cavilla
2011-12-09  9:59   ` Ian Jackson
2011-12-08  7:47 ` [PATCH 08 of 18] Tools: Add a sharing command to xl for information about shared pages Andres Lagar-Cavilla
2011-12-09 10:08   ` Ian Jackson
2011-12-09 14:43     ` Andres Lagar-Cavilla
2011-12-09 10:10   ` Ian Campbell
2011-12-09 11:29     ` Ian Jackson
2011-12-08  7:47 ` [PATCH 09 of 18] x86/mm: Check how many mfns are shared, in addition to how many are saved Andres Lagar-Cavilla
2011-12-08 22:27   ` Tim Deegan
2011-12-08  7:47 ` [PATCH 10 of 18] Tools: Expose to libxc the total number of shared frames and space saved Andres Lagar-Cavilla
2011-12-08  7:47 ` [PATCH 11 of 18] Tools: Allow libxl/xl to expose " Andres Lagar-Cavilla
2011-12-09 10:02   ` Ian Jackson
2011-12-08  7:47 ` [PATCH 12 of 18] x86/mm: Make page_lock/unlock() in arch/x86/mm.c externally callable Andres Lagar-Cavilla
2011-12-08 22:38   ` Tim Deegan
2011-12-08 23:06     ` Keir Fraser
2011-12-09  3:01       ` Andres Lagar-Cavilla
2011-12-09  8:17         ` Keir Fraser
2011-12-09 14:47           ` Andres Lagar-Cavilla
2011-12-09  2:54     ` Andres Lagar-Cavilla
2011-12-09  8:51       ` Jan Beulich
2011-12-09 14:53         ` Andres Lagar-Cavilla
2011-12-09 15:06           ` Jan Beulich
2011-12-09 17:34             ` Andres Lagar-Cavilla
2011-12-09 14:57       ` Tim Deegan
2011-12-09 14:59         ` Andres Lagar-Cavilla
2011-12-09 15:02         ` Keir Fraser

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