From: "Dr. David Alan Gilbert" <dgilb...@redhat.com> Add QEMU_MADV_NOHUGEPAGE as an OS-independent version of MADV_NOHUGEPAGE.
We include sys/mman.h before making the test to ensure that we pick up the system defines. Signed-off-by: Dr. David Alan Gilbert <dgilb...@redhat.com> --- include/qemu/osdep.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h index ab3c876..7d471f6 100644 --- a/include/qemu/osdep.h +++ b/include/qemu/osdep.h @@ -135,6 +135,8 @@ void qemu_anon_ram_free(void *ptr, size_t size); #if defined(CONFIG_MADVISE) +#include <sys/mman.h> + #define QEMU_MADV_WILLNEED MADV_WILLNEED #define QEMU_MADV_DONTNEED MADV_DONTNEED #ifdef MADV_DONTFORK @@ -167,6 +169,11 @@ void qemu_anon_ram_free(void *ptr, size_t size); #else #define QEMU_MADV_HUGEPAGE QEMU_MADV_INVALID #endif +#ifdef MADV_NOHUGEPAGE +#define QEMU_MADV_NOHUGEPAGE MADV_NOHUGEPAGE +#else +#define QEMU_MADV_NOHUGEPAGE QEMU_MADV_INVALID +#endif #elif defined(CONFIG_POSIX_MADVISE) @@ -178,6 +185,7 @@ void qemu_anon_ram_free(void *ptr, size_t size); #define QEMU_MADV_DODUMP QEMU_MADV_INVALID #define QEMU_MADV_DONTDUMP QEMU_MADV_INVALID #define QEMU_MADV_HUGEPAGE QEMU_MADV_INVALID +#define QEMU_MADV_NOHUGEPAGE QEMU_MADV_INVALID #else /* no-op */ @@ -189,6 +197,7 @@ void qemu_anon_ram_free(void *ptr, size_t size); #define QEMU_MADV_DODUMP QEMU_MADV_INVALID #define QEMU_MADV_DONTDUMP QEMU_MADV_INVALID #define QEMU_MADV_HUGEPAGE QEMU_MADV_INVALID +#define QEMU_MADV_NOHUGEPAGE QEMU_MADV_INVALID #endif -- 2.5.0
