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Define OS-dependent qemu_getpagesize() (Hollis Blanchard) 

Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5701 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2008-11-11 21:48:59 +00:00
parent a672b4693a
commit 15ed71bae2
3 changed files with 15 additions and 10 deletions
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11
exec.c
View File

@ -231,16 +231,7 @@ static void page_init(void)
{
/* NOTE: we can always suppose that qemu_host_page_size >=
TARGET_PAGE_SIZE */
#ifdef _WIN32
{
SYSTEM_INFO system_info;
GetSystemInfo(&system_info);
qemu_real_host_page_size = system_info.dwPageSize;
}
#else
qemu_real_host_page_size = getpagesize();
#endif
qemu_real_host_page_size = qemu_getpagesize();
if (qemu_host_page_size == 0)
qemu_host_page_size = qemu_real_host_page_size;
if (qemu_host_page_size < TARGET_PAGE_SIZE)

13
osdep.c
View File

@ -66,6 +66,14 @@ void qemu_vfree(void *ptr)
VirtualFree(ptr, 0, MEM_RELEASE);
}
long qemu_getpagesize(void)
{
SYSTEM_INFO system_info;
GetSystemInfo(&system_info);
return system_info.dwPageSize;
}
#else
#if defined(USE_KQEMU)
@ -190,6 +198,11 @@ void *qemu_memalign(size_t alignment, size_t size)
#endif
}
long qemu_getpagesize(void)
{
return sysconf(_SC_PAGESIZE);
}
/* alloc shared memory pages */
void *qemu_vmalloc(size_t size)
{

1
osdep.h
View File

@ -72,6 +72,7 @@
void *qemu_memalign(size_t alignment, size_t size);
void *qemu_vmalloc(size_t size);
void qemu_vfree(void *ptr);
long qemu_getpagesize(void);
int qemu_create_pidfile(const char *filename);