* [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h
@ 2016-03-16 19:18 Doug Goldstein
2016-03-16 19:18 ` [PATCH v2 2/2] xsm: move FLASK_AVC_STATS to Kconfig Doug Goldstein
` (2 more replies)
0 siblings, 3 replies; 5+ messages in thread
From: Doug Goldstein @ 2016-03-16 19:18 UTC (permalink / raw)
To: xen-devel; +Cc: Daniel De Graaf, Doug Goldstein
Rather than have XSM_MAGIC set in the global xen/config.h and set in
xsm.h if it's unset, just set it once in xsm.h since its only used in
files that already include xsm.h
Signed-off-by: Doug Goldstein <cardoe@cardoe.com>
---
CC: Daniel De Graaf <dgdegra@tycho.nsa.gov>
---
xen/include/xen/config.h | 1 -
xen/include/xsm/xsm.h | 7 +++++--
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/xen/include/xen/config.h b/xen/include/xen/config.h
index 96f5539..3f8c53d 100644
--- a/xen/include/xen/config.h
+++ b/xen/include/xen/config.h
@@ -79,7 +79,6 @@
#define STR(...) __STR(__VA_ARGS__)
#ifdef CONFIG_FLASK
-#define XSM_MAGIC 0xf97cff8c
/* Maintain statistics on the access vector cache */
#define FLASK_AVC_STATS 1
#endif
diff --git a/xen/include/xsm/xsm.h b/xen/include/xsm/xsm.h
index 3afed70..37a102a 100644
--- a/xen/include/xsm/xsm.h
+++ b/xen/include/xsm/xsm.h
@@ -23,8 +23,11 @@ DEFINE_XEN_GUEST_HANDLE(xsm_op_t);
/* policy magic number (defined by XSM_MAGIC) */
typedef u32 xsm_magic_t;
-#ifndef XSM_MAGIC
-#define XSM_MAGIC 0x00000000
+
+#ifdef CONFIG_FLASK
+#define XSM_MAGIC 0xf97cff8c
+#else
+#define XSM_MAGIC 0x0
#endif
/* These annotations are used by callers and in dummy.h to document the
--
2.7.3
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^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH v2 2/2] xsm: move FLASK_AVC_STATS to Kconfig
2016-03-16 19:18 [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h Doug Goldstein
@ 2016-03-16 19:18 ` Doug Goldstein
2016-03-22 18:31 ` [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h Doug Goldstein
2016-03-25 15:07 ` Daniel De Graaf
2 siblings, 0 replies; 5+ messages in thread
From: Doug Goldstein @ 2016-03-16 19:18 UTC (permalink / raw)
To: xen-devel; +Cc: Daniel De Graaf, Doug Goldstein
Have Kconfig set CONFIG_FLASK_AVC_STATS and prefix all uses with CONFIG_
to use the Kconfig variable.
Signed-off-by: Doug Goldstein <cardoe@cardoe.com>
Acked-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
---
CC: Daniel De Graaf <dgdegra@tycho.nsa.gov>
---
xen/common/Kconfig | 6 ++++++
xen/include/xen/config.h | 5 -----
xen/xsm/flask/avc.c | 4 ++--
xen/xsm/flask/flask_op.c | 4 ++--
xen/xsm/flask/include/avc.h | 2 +-
5 files changed, 11 insertions(+), 10 deletions(-)
diff --git a/xen/common/Kconfig b/xen/common/Kconfig
index 3522ecb..ad9f7bf 100644
--- a/xen/common/Kconfig
+++ b/xen/common/Kconfig
@@ -23,6 +23,12 @@ config FLASK
If unsure, say N.
+config FLASK_AVC_STATS
+ def_bool y
+ depends on FLASK
+ ---help---
+ Maintain statistics on the access vector cache
+
# Select HAS_DEVICE_TREE if device tree is supported
config HAS_DEVICE_TREE
bool
diff --git a/xen/include/xen/config.h b/xen/include/xen/config.h
index 3f8c53d..ef6e5ee 100644
--- a/xen/include/xen/config.h
+++ b/xen/include/xen/config.h
@@ -78,11 +78,6 @@
#define __STR(...) #__VA_ARGS__
#define STR(...) __STR(__VA_ARGS__)
-#ifdef CONFIG_FLASK
-/* Maintain statistics on the access vector cache */
-#define FLASK_AVC_STATS 1
-#endif
-
/* allow existing code to work with Kconfig variable */
#define NR_CPUS CONFIG_NR_CPUS
diff --git a/xen/xsm/flask/avc.c b/xen/xsm/flask/avc.c
index 31bc702..7764379 100644
--- a/xen/xsm/flask/avc.c
+++ b/xen/xsm/flask/avc.c
@@ -56,7 +56,7 @@ const struct selinux_class_perm selinux_class_perm = {
#define AVC_DEF_CACHE_THRESHOLD 512
#define AVC_CACHE_RECLAIM 16
-#ifdef FLASK_AVC_STATS
+#ifdef CONFIG_FLASK_AVC_STATS
#define avc_cache_stats_incr(field) \
do { \
__get_cpu_var(avc_cache_stats).field++; \
@@ -101,7 +101,7 @@ struct avc_callback_node {
/* Exported via Flask hypercall */
unsigned int avc_cache_threshold = AVC_DEF_CACHE_THRESHOLD;
-#ifdef FLASK_AVC_STATS
+#ifdef CONFIG_FLASK_AVC_STATS
DEFINE_PER_CPU(struct avc_cache_stats, avc_cache_stats);
#endif
diff --git a/xen/xsm/flask/flask_op.c b/xen/xsm/flask/flask_op.c
index f4f5dd1..3c9c99e 100644
--- a/xen/xsm/flask/flask_op.c
+++ b/xen/xsm/flask/flask_op.c
@@ -469,7 +469,7 @@ static int flask_security_make_bools(void)
return ret;
}
-#ifdef FLASK_AVC_STATS
+#ifdef CONFIG_FLASK_AVC_STATS
static int flask_security_avc_cachestats(struct xen_flask_cache_stats *arg)
{
@@ -761,7 +761,7 @@ ret_t do_flask_op(XEN_GUEST_HANDLE_PARAM(xsm_op_t) u_flask_op)
rv = avc_get_hash_stats(&op.u.hash_stats);
break;
-#ifdef FLASK_AVC_STATS
+#ifdef CONFIG_FLASK_AVC_STATS
case FLASK_AVC_CACHESTATS:
rv = flask_security_avc_cachestats(&op.u.cache_stats);
break;
diff --git a/xen/xsm/flask/include/avc.h b/xen/xsm/flask/include/avc.h
index 4283562..729856e 100644
--- a/xen/xsm/flask/include/avc.h
+++ b/xen/xsm/flask/include/avc.h
@@ -108,7 +108,7 @@ struct xen_flask_hash_stats;
int avc_get_hash_stats(struct xen_flask_hash_stats *arg);
extern unsigned int avc_cache_threshold;
-#ifdef FLASK_AVC_STATS
+#ifdef CONFIG_FLASK_AVC_STATS
DECLARE_PER_CPU(struct avc_cache_stats, avc_cache_stats);
#endif
--
2.7.3
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^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h
2016-03-16 19:18 [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h Doug Goldstein
2016-03-16 19:18 ` [PATCH v2 2/2] xsm: move FLASK_AVC_STATS to Kconfig Doug Goldstein
@ 2016-03-22 18:31 ` Doug Goldstein
2016-03-25 15:07 ` Daniel De Graaf
2 siblings, 0 replies; 5+ messages in thread
From: Doug Goldstein @ 2016-03-22 18:31 UTC (permalink / raw)
To: xen-devel; +Cc: Daniel De Graaf
[-- Attachment #1.1.1: Type: text/plain, Size: 1449 bytes --]
On 3/16/16 2:18 PM, Doug Goldstein wrote:
> Rather than have XSM_MAGIC set in the global xen/config.h and set in
> xsm.h if it's unset, just set it once in xsm.h since its only used in
> files that already include xsm.h
>
> Signed-off-by: Doug Goldstein <cardoe@cardoe.com>
> ---
> CC: Daniel De Graaf <dgdegra@tycho.nsa.gov>
> ---
> xen/include/xen/config.h | 1 -
> xen/include/xsm/xsm.h | 7 +++++--
> 2 files changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/xen/include/xen/config.h b/xen/include/xen/config.h
> index 96f5539..3f8c53d 100644
> --- a/xen/include/xen/config.h
> +++ b/xen/include/xen/config.h
> @@ -79,7 +79,6 @@
> #define STR(...) __STR(__VA_ARGS__)
>
> #ifdef CONFIG_FLASK
> -#define XSM_MAGIC 0xf97cff8c
> /* Maintain statistics on the access vector cache */
> #define FLASK_AVC_STATS 1
> #endif
> diff --git a/xen/include/xsm/xsm.h b/xen/include/xsm/xsm.h
> index 3afed70..37a102a 100644
> --- a/xen/include/xsm/xsm.h
> +++ b/xen/include/xsm/xsm.h
> @@ -23,8 +23,11 @@ DEFINE_XEN_GUEST_HANDLE(xsm_op_t);
>
> /* policy magic number (defined by XSM_MAGIC) */
> typedef u32 xsm_magic_t;
> -#ifndef XSM_MAGIC
> -#define XSM_MAGIC 0x00000000
> +
> +#ifdef CONFIG_FLASK
> +#define XSM_MAGIC 0xf97cff8c
> +#else
> +#define XSM_MAGIC 0x0
> #endif
>
> /* These annotations are used by callers and in dummy.h to document the
>
ping?
--
Doug Goldstein
[-- Attachment #1.2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 959 bytes --]
[-- Attachment #2: Type: text/plain, Size: 126 bytes --]
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^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h
2016-03-16 19:18 [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h Doug Goldstein
2016-03-16 19:18 ` [PATCH v2 2/2] xsm: move FLASK_AVC_STATS to Kconfig Doug Goldstein
2016-03-22 18:31 ` [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h Doug Goldstein
@ 2016-03-25 15:07 ` Daniel De Graaf
2016-03-25 15:30 ` Konrad Rzeszutek Wilk
2 siblings, 1 reply; 5+ messages in thread
From: Daniel De Graaf @ 2016-03-25 15:07 UTC (permalink / raw)
To: Doug Goldstein, xen-devel
On 03/16/2016 03:18 PM, Doug Goldstein wrote:
> Rather than have XSM_MAGIC set in the global xen/config.h and set in
> xsm.h if it's unset, just set it once in xsm.h since its only used in
> files that already include xsm.h
>
> Signed-off-by: Doug Goldstein <cardoe@cardoe.com>
Acked-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
_______________________________________________
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Xen-devel@lists.xen.org
http://lists.xen.org/xen-devel
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h
2016-03-25 15:07 ` Daniel De Graaf
@ 2016-03-25 15:30 ` Konrad Rzeszutek Wilk
0 siblings, 0 replies; 5+ messages in thread
From: Konrad Rzeszutek Wilk @ 2016-03-25 15:30 UTC (permalink / raw)
To: Daniel De Graaf; +Cc: Doug Goldstein, xen-devel
On Fri, Mar 25, 2016 at 11:07:19AM -0400, Daniel De Graaf wrote:
> On 03/16/2016 03:18 PM, Doug Goldstein wrote:
> >Rather than have XSM_MAGIC set in the global xen/config.h and set in
> >xsm.h if it's unset, just set it once in xsm.h since its only used in
> >files that already include xsm.h
> >
> >Signed-off-by: Doug Goldstein <cardoe@cardoe.com>
>
> Acked-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Both patches applied.
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel
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^ permalink raw reply [flat|nested] 5+ messages in thread
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2016-03-16 19:18 [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h Doug Goldstein
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2016-03-22 18:31 ` [PATCH v2 1/2] xsm: only define XSM_MAGIC in xsm.h Doug Goldstein
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