Differential D3854 Diff 9274 emulators/xen-kernel/files/0004-x86-hap-make-hap_track_dirty_vram-use-non-contiguous.patch
Changeset View
Changeset View
Standalone View
Standalone View
emulators/xen-kernel/files/0004-x86-hap-make-hap_track_dirty_vram-use-non-contiguous.patch
- This file was added.
| From 50ca52274eda838f0562938fae3432a0f05f2585 Mon Sep 17 00:00:00 2001 | |||||
| From: =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= <roger.pau@citrix.com> | |||||
| Date: Fri, 9 Oct 2015 12:57:32 +0200 | |||||
| Subject: [PATCH 4/8] x86/hap: make hap_track_dirty_vram use non-contiguous | |||||
| memory for temporary map | |||||
| MIME-Version: 1.0 | |||||
| Content-Type: text/plain; charset=UTF-8 | |||||
| Content-Transfer-Encoding: 8bit | |||||
| Just like it's done for shadow_track_dirty_vram allocate the temporary | |||||
| buffer using non-contiguous memory. | |||||
| Signed-off-by: Roger Pau Monné <roger.pau@citrix.com> | |||||
| Reviewed-by: Tim Deegan <tim@xen.org> | |||||
| --- | |||||
| xen/arch/x86/mm/hap/hap.c | 5 ++--- | |||||
| 1 file changed, 2 insertions(+), 3 deletions(-) | |||||
| diff --git a/xen/arch/x86/mm/hap/hap.c b/xen/arch/x86/mm/hap/hap.c | |||||
| index abf3d7a..f7b12a8 100644 | |||||
| --- a/xen/arch/x86/mm/hap/hap.c | |||||
| +++ b/xen/arch/x86/mm/hap/hap.c | |||||
| @@ -87,7 +87,7 @@ int hap_track_dirty_vram(struct domain *d, | |||||
| } | |||||
| rc = -ENOMEM; | |||||
| - dirty_bitmap = xzalloc_bytes(size); | |||||
| + dirty_bitmap = vzalloc(size); | |||||
| if ( !dirty_bitmap ) | |||||
| goto out; | |||||
| @@ -168,8 +168,7 @@ int hap_track_dirty_vram(struct domain *d, | |||||
| p2m_ram_logdirty, p2m_ram_rw); | |||||
| } | |||||
| out: | |||||
| - if ( dirty_bitmap ) | |||||
| - xfree(dirty_bitmap); | |||||
| + vfree(dirty_bitmap); | |||||
| return rc; | |||||
| } | |||||
| -- | |||||
| 1.9.5 (Apple Git-50.3) | |||||