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authorMichael S. Tsirkin <mst@redhat.com>2015-09-24 14:41:17 +0300
committerMichael S. Tsirkin <mst@redhat.com>2015-10-21 09:24:44 +0300
commit794e8f301a17953efa78ab7538019ec43c59e82a (patch)
tree99efbb84259d79552bd700c58242f6350b88efd2 /include/qemu/mmap-alloc.h
parent7df953bd456da45f761064974820ab5c3fd7b2aa (diff)
downloadhqemu-794e8f301a17953efa78ab7538019ec43c59e82a.zip
hqemu-794e8f301a17953efa78ab7538019ec43c59e82a.tar.gz
exec: factor out duplicate mmap code
Anonymous and file-backed RAM allocation are now almost exactly the same. Reduce code duplication by moving RAM mmap code out of oslib-posix.c and exec.c. Reported-by: Marc-André Lureau <mlureau@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Acked-by: Paolo Bonzini <pbonzini@redhat.com> Tested-by: Thibaut Collet <thibaut.collet@6wind.com>
Diffstat (limited to 'include/qemu/mmap-alloc.h')
-rw-r--r--include/qemu/mmap-alloc.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/qemu/mmap-alloc.h b/include/qemu/mmap-alloc.h
new file mode 100644
index 0000000..56388e6
--- /dev/null
+++ b/include/qemu/mmap-alloc.h
@@ -0,0 +1,10 @@
+#ifndef QEMU_MMAP_ALLOC
+#define QEMU_MMAP_ALLOC
+
+#include "qemu-common.h"
+
+void *qemu_ram_mmap(int fd, size_t size, size_t align, bool shared);
+
+void qemu_ram_munmap(void *ptr, size_t size);
+
+#endif
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