From: Michael Ellerman <michael@ellerman.id.au>
To: <kvm@vger.kernel.org>
Cc: <linux-kernel@vger.kernel.org>, <matt@ozlabs.org>,
<penberg@kernel.org>, <kvm-ppc@vger.kernel.org>,
<prerna@linux.vnet.ibm.com>,
David Gibson <david@gibson.dropbear.id.au>
Subject: [PATCH 01/10] kvm tools: Move mmap_anon_or_hugetblfs() into util
Date: Tue, 17 Jul 2012 15:00:11 +1000 [thread overview]
Message-ID: <1342501220-10209-2-git-send-email-michael@ellerman.id.au> (raw)
In-Reply-To: <1342501220-10209-1-git-send-email-michael@ellerman.id.au>
So we can use it on powerpc.
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
---
tools/kvm/include/kvm/util.h | 2 +-
tools/kvm/util/util.c | 13 +++++++++++++
tools/kvm/x86/kvm.c | 13 -------------
3 files changed, 14 insertions(+), 14 deletions(-)
diff --git a/tools/kvm/include/kvm/util.h b/tools/kvm/include/kvm/util.h
index dabf544..3d1d987 100644
--- a/tools/kvm/include/kvm/util.h
+++ b/tools/kvm/include/kvm/util.h
@@ -90,6 +90,6 @@ static inline void msleep(unsigned int msecs)
usleep(MSECS_TO_USECS(msecs));
}
-void *mmap_hugetlbfs(const char *htlbfs_path, u64 size);
+void *mmap_anon_or_hugetlbfs(const char *hugetlbfs_path, u64 size);
#endif /* KVM__UTIL_H */
diff --git a/tools/kvm/util/util.c b/tools/kvm/util/util.c
index e7feebc..a80cf86 100644
--- a/tools/kvm/util/util.c
+++ b/tools/kvm/util/util.c
@@ -113,3 +113,16 @@ void *mmap_hugetlbfs(const char *htlbfs_path, u64 size)
return addr;
}
+
+/* This function wraps the decision between hugetlbfs map (if requested) or normal mmap */
+void *mmap_anon_or_hugetlbfs(const char *hugetlbfs_path, u64 size)
+{
+ if (hugetlbfs_path)
+ /*
+ * We don't /need/ to map guest RAM from hugetlbfs, but we do so
+ * if the user specifies a hugetlbfs path.
+ */
+ return mmap_hugetlbfs(hugetlbfs_path, size);
+ else
+ return mmap(NULL, size, PROT_RW, MAP_ANON_NORESERVE, -1, 0);
+}
diff --git a/tools/kvm/x86/kvm.c b/tools/kvm/x86/kvm.c
index 10a1212..8931639 100644
--- a/tools/kvm/x86/kvm.c
+++ b/tools/kvm/x86/kvm.c
@@ -128,19 +128,6 @@ void kvm__arch_set_cmdline(char *cmdline, bool video)
strcat(cmdline, " console=ttyS0 earlyprintk=serial i8042.noaux=1");
}
-/* This function wraps the decision between hugetlbfs map (if requested) or normal mmap */
-static void *mmap_anon_or_hugetlbfs(const char *hugetlbfs_path, u64 size)
-{
- if (hugetlbfs_path)
- /*
- * We don't /need/ to map guest RAM from hugetlbfs, but we do so
- * if the user specifies a hugetlbfs path.
- */
- return mmap_hugetlbfs(hugetlbfs_path, size);
- else
- return mmap(NULL, size, PROT_RW, MAP_ANON_NORESERVE, -1, 0);
-}
-
/* Architecture-specific KVM init */
void kvm__arch_init(struct kvm *kvm, const char *hugetlbfs_path, u64 ram_size)
{
--
1.7.9.5
next prev parent reply other threads:[~2012-07-17 5:00 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-17 5:00 [RFC/PATCH] Use kernel supplied MMU info for kvm tool Michael Ellerman
2012-07-17 5:00 ` Michael Ellerman [this message]
2012-07-17 5:00 ` [PATCH 02/10] kvm tools, powerpc: Use mmap_anon_or_hugetblfs() in kvm__arch_init() Michael Ellerman
2012-07-17 5:00 ` [PATCH 03/10] kvm tools: Remember page size as kvm->ram_pagesize Michael Ellerman
2012-07-17 5:00 ` [PATCH 04/10] kvm tools, powerpc: Use designated initializers for struct cpu_info Michael Ellerman
2012-07-17 5:00 ` [PATCH 05/10] kvm tools, powerpc: Use ARRAY_SIZE() in find_cpu_info() Michael Ellerman
2012-07-17 5:00 ` [PATCH 06/10] kvm tools, powerpc: Reformatting " Michael Ellerman
2012-07-17 5:00 ` [PATCH 07/10] kvm tools, powerpc: Restructure find_cpu_info() Michael Ellerman
2012-07-17 5:00 ` [PATCH 08/10] kvm tools, powerpc: Use MMU info from the kernel for ibm,segment-page-sizes Michael Ellerman
2012-07-17 5:00 ` [PATCH 09/10] kvm tools, powerpc: Use MMU info for ibm,processor-segment-sizes Michael Ellerman
2012-07-17 5:00 ` [PATCH 10/10] kvm tools, powerpc: Use MMU info for ibm,slb-size Michael Ellerman
2012-07-17 9:33 ` [RFC/PATCH] Use kernel supplied MMU info for kvm tool Matt Evans
2012-07-17 14:09 ` Pekka Enberg
2012-07-18 2:08 ` Michael Ellerman
2012-07-31 6:22 ` Pekka Enberg
2012-07-18 2:03 ` Michael Ellerman
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