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| author | Shriram Rajagopalan <rshriram@cs.ubc.ca> | 2011-12-01 15:35:02 +0000 |
|---|---|---|
| committer | Shriram Rajagopalan <rshriram@cs.ubc.ca> | 2011-12-01 15:35:02 +0000 |
| commit | de869779a0b7c411a69b787ec01b485492b40f32 (patch) | |
| tree | f1fb58a194fbb928a560b40f9c8b58b09daa470a /tools/libxc/xc_linux_osdep.c | |
| parent | 3a313ac80e9e0316393c8034a32aae34e8f3373c (diff) | |
| download | xen-de869779a0b7c411a69b787ec01b485492b40f32.tar.gz xen-de869779a0b7c411a69b787ec01b485492b40f32.tar.bz2 xen-de869779a0b7c411a69b787ec01b485492b40f32.zip | |
tools/libxc: introduce xc_memalign in xc_{minios,linux,solaris,netbsd}.c
Move (page aligned) buffer allocations in {os}_privcmd_alloc_hypercall_buffer
into a global function xc_memalign. This API is also used by Remus
compression code to allocate compression caches that need to be page aligned.
Signed-off-by: Shriram Rajagopalan <rshriram@cs.ubc.ca>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Brendan Cully <brendan@cs.ubc.ca>
Committed-by: Ian Jackson <ian.jackson@eu.citrix.com>
Diffstat (limited to 'tools/libxc/xc_linux_osdep.c')
| -rw-r--r-- | tools/libxc/xc_linux_osdep.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/tools/libxc/xc_linux_osdep.c b/tools/libxc/xc_linux_osdep.c index 04059b8126..0da20091db 100644 --- a/tools/libxc/xc_linux_osdep.c +++ b/tools/libxc/xc_linux_osdep.c @@ -91,10 +91,9 @@ static void *linux_privcmd_alloc_hypercall_buffer(xc_interface *xch, xc_osdep_ha { size_t size = npages * XC_PAGE_SIZE; void *p; - int ret; - ret = posix_memalign(&p, XC_PAGE_SIZE, size); - if (ret != 0 || !p) + p = xc_memalign(xch, XC_PAGE_SIZE, size); + if (!p) return NULL; if ( mlock(p, size) < 0 ) |