From: Tamas K Lengyel <tklengyel@sec.in.tum.de>
To: xen-devel@lists.xen.org
Cc: ian.campbell@citrix.com, tim@xen.org, julien.grall@linaro.org,
ian.jackson@eu.citrix.com, stefano.stabellini@citrix.com,
andres@lagarcavilla.org, jbeulich@suse.com,
dgdegra@tycho.nsa.gov, Tamas K Lengyel <tklengyel@sec.in.tum.de>
Subject: [PATCH for-4.5 v8 11/19] xen/mem_access: Abstract architecture specific sanity check
Date: Tue, 23 Sep 2014 15:14:22 +0200 [thread overview]
Message-ID: <1411478070-13836-12-git-send-email-tklengyel@sec.in.tum.de> (raw)
In-Reply-To: <1411478070-13836-1-git-send-email-tklengyel@sec.in.tum.de>
Signed-off-by: Tamas K Lengyel <tklengyel@sec.in.tum.de>
Acked-by: Tim Deegan <tim@xen.org>
---
v5: Style fix.
v4: Style fix.
v2: Move sanity check function into architecture specific p2m.h
---
xen/common/mem_access.c | 2 +-
xen/include/asm-x86/p2m.h | 6 ++++++
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/xen/common/mem_access.c b/xen/common/mem_access.c
index 42423c1..b9081e6 100644
--- a/xen/common/mem_access.c
+++ b/xen/common/mem_access.c
@@ -70,7 +70,7 @@ int mem_access_memop(unsigned long cmd,
return rc;
rc = -EINVAL;
- if ( !is_hvm_domain(d) )
+ if ( !p2m_mem_access_sanity_check(d) )
goto out;
rc = xsm_mem_event_op(XSM_DM_PRIV, d, XENMEM_access_op);
diff --git a/xen/include/asm-x86/p2m.h b/xen/include/asm-x86/p2m.h
index 484538b..13df43d 100644
--- a/xen/include/asm-x86/p2m.h
+++ b/xen/include/asm-x86/p2m.h
@@ -598,6 +598,12 @@ static inline bool_t p2m_mem_event_sanity_check(struct domain *d)
return hap_enabled(d) && cpu_has_vmx;
}
+/* Sanity check for mem_access hardware support */
+static inline bool_t p2m_mem_access_sanity_check(struct domain *d)
+{
+ return is_hvm_domain(d);
+}
+
/*
* Internal functions, only called by other p2m code
*/
--
2.1.0
next prev parent reply other threads:[~2014-09-23 13:14 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-23 13:14 [PATCH for-4.5 v8 00/19] Mem_event and mem_access for ARM Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 01/19] xen: Relocate mem_access and mem_event into common Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 02/19] xen: Relocate struct npfec definition " Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 03/19] xen: Relocate p2m_access_t into common and swap the order Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 04/19] xen: Relocate p2m_mem_access_resume to mem_access common Tamas K Lengyel
2014-09-23 13:28 ` Jan Beulich
2014-09-23 14:04 ` Tamas K Lengyel
2014-09-23 14:08 ` Jan Beulich
2014-09-23 14:15 ` Tamas K Lengyel
2014-09-23 15:02 ` Jan Beulich
2014-09-23 13:14 ` [PATCH for-4.5 v8 05/19] xen: Relocate set_access_required domctl into common Tamas K Lengyel
2014-09-24 14:18 ` Julien Grall
2014-09-24 15:05 ` Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 06/19] xen: Relocate mem_event_op domctl and access_op memop " Tamas K Lengyel
2014-09-23 13:32 ` Jan Beulich
2014-09-23 14:00 ` Razvan Cojocaru
2014-09-23 14:07 ` Jan Beulich
2014-09-23 14:13 ` Tamas K Lengyel
2014-09-23 14:23 ` Razvan Cojocaru
2014-09-23 14:28 ` Tamas K Lengyel
2014-09-23 14:19 ` Razvan Cojocaru
2014-09-23 14:08 ` Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 07/19] x86/p2m: Typo fix for spelling ambiguous Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 08/19] xen/mem_event: Clean out superfluous white-spaces Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 09/19] xen/mem_event: Relax error condition on debug builds Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 10/19] xen/mem_event: Abstract architecture specific sanity checks Tamas K Lengyel
2014-09-23 13:14 ` Tamas K Lengyel [this message]
2014-09-23 13:14 ` [PATCH for-4.5 v8 12/19] xen/arm: p2m changes for mem_access support Tamas K Lengyel
2014-09-24 14:40 ` Ian Campbell
2014-09-24 16:58 ` Tamas K Lengyel
2014-09-24 17:14 ` Razvan Cojocaru
2014-09-24 14:43 ` Julien Grall
2014-09-24 16:48 ` Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 13/19] xen/arm: Implement domain_get_maximum_gpfn Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 14/19] xen/arm: Add p2m_set_permission and p2m_shatter_page helpers Tamas K Lengyel
2014-09-24 14:48 ` Julien Grall
2014-09-23 13:14 ` [PATCH for-4.5 v8 15/19] xen/arm: Data abort exception (R/W) mem_events Tamas K Lengyel
2014-09-24 15:02 ` Ian Campbell
2014-09-24 16:17 ` Tamas K Lengyel
2014-09-24 15:35 ` Julien Grall
2014-09-24 16:27 ` Tamas K Lengyel
2014-09-24 16:51 ` Julien Grall
2014-09-24 17:13 ` Tamas K Lengyel
2014-09-24 20:52 ` Julien Grall
2014-09-24 21:24 ` Tamas K Lengyel
2014-09-24 22:07 ` Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 16/19] xen/arm: Instruction prefetch abort (X) mem_event handling Tamas K Lengyel
2014-09-24 15:05 ` Ian Campbell
2014-09-24 17:04 ` Tamas K Lengyel
2014-09-24 15:41 ` Julien Grall
2014-09-24 17:08 ` Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 17/19] xen/arm: Enable the compilation of mem_access and mem_event on ARM Tamas K Lengyel
2014-09-24 15:08 ` Ian Campbell
2014-09-24 15:42 ` Julien Grall
2014-09-23 13:14 ` [PATCH for-4.5 v8 18/19] tools/libxc: Allocate magic page for mem access " Tamas K Lengyel
2014-09-23 13:14 ` [PATCH for-4.5 v8 19/19] tools/tests: Enable xen-access " Tamas K Lengyel
2014-09-24 15:12 ` Ian Campbell
2014-09-24 16:05 ` Tamas K Lengyel
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