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[Qemu-devel] [PATCH 01/12] Fix -mem-path with hugetlbfs
From: |
Marcelo Tosatti |
Subject: |
[Qemu-devel] [PATCH 01/12] Fix -mem-path with hugetlbfs |
Date: |
Wed, 12 May 2010 18:24:55 -0300 |
Fallback to qemu_vmalloc in case file_ram_alloc fails.
Signed-off-by: Marcelo Tosatti <address@hidden>
Signed-off-by: Avi Kivity <address@hidden>
---
exec.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/exec.c b/exec.c
index 3416aed..56b5561 100644
--- a/exec.c
+++ b/exec.c
@@ -2775,8 +2775,12 @@ ram_addr_t qemu_ram_alloc(ram_addr_t size)
if (mem_path) {
#if defined (__linux__) && !defined(TARGET_S390X)
new_block->host = file_ram_alloc(size, mem_path);
- if (!new_block->host)
- exit(1);
+ if (!new_block->host) {
+ new_block->host = qemu_vmalloc(size);
+#ifdef MADV_MERGEABLE
+ madvise(new_block->host, size, MADV_MERGEABLE);
+#endif
+ }
#else
fprintf(stderr, "-mem-path option unsupported\n");
exit(1);
--
1.6.6.1
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, (continued)
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Alexander Graf, 2010/05/14
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Avi Kivity, 2010/05/14
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Alexander Graf, 2010/05/14
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Jan Kiszka, 2010/05/14
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Alexander Graf, 2010/05/14
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Udo Lembke, 2010/05/19
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Avi Kivity, 2010/05/19
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Udo Lembke, 2010/05/19
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Avi Kivity, 2010/05/20
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Udo Lembke, 2010/05/20
[Qemu-devel] [PATCH 01/12] Fix -mem-path with hugetlbfs,
Marcelo Tosatti <=
[Qemu-devel] [PATCH 11/12] Do not stop VM if emulation failed in userspace., Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 03/12] make SIG_IPI to tcg vcpu thread reliable, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 07/12] add cpu_is_stopped helper, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 02/12] kvm: set cpu_single_env around KVM_RUN ioctl, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 09/12] kvm: validate context for kvm cpu get/put operations, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 05/12] port qemu-kvm's on_vcpu code, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 06/12] kvm: synchronize state from cpu context, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 04/12] standardize on qemu_cpu_kick for signalling cpu thread(s), Marcelo Tosatti, 2010/05/12
Re: [Qemu-devel] [PATCH 00/12] [PULL] qemu-kvm.git uq/master queue, Anthony Liguori, 2010/05/17