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author | Marcelo Tosatti <mtosatti@redhat.com> | 2010-05-03 18:12:23 -0300 |
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committer | Marcelo Tosatti <mtosatti@redhat.com> | 2010-05-11 14:02:21 -0300 |
commit | 618a568da4eda5c2e41fc4e58059546806afff6b (patch) | |
tree | 3614d97071e0cbfa97bcad2f5f25082e10fb93a8 /exec.c | |
parent | 54d7cf136f040713095cbc064f62d753bff6f9d2 (diff) | |
download | hqemu-618a568da4eda5c2e41fc4e58059546806afff6b.zip hqemu-618a568da4eda5c2e41fc4e58059546806afff6b.tar.gz |
Fix -mem-path with hugetlbfs
Fallback to qemu_vmalloc in case file_ram_alloc fails.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'exec.c')
-rw-r--r-- | exec.c | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -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); |