diff options
| -rw-r--r-- | backends/hostmem-file.c | 1 | ||||
| -rw-r--r-- | backends/hostmem.c | 1 | ||||
| -rw-r--r-- | hw/virtio/virtio-balloon.c | 1 | ||||
| -rw-r--r-- | include/qemu/madvise.h | 95 | ||||
| -rw-r--r-- | include/qemu/osdep.h | 82 | ||||
| -rw-r--r-- | migration/postcopy-ram.c | 1 | ||||
| -rw-r--r-- | migration/qemu-file.c | 1 | ||||
| -rw-r--r-- | migration/ram.c | 1 | ||||
| -rw-r--r-- | softmmu/physmem.c | 1 | ||||
| -rw-r--r-- | tcg/region.c | 1 | ||||
| -rw-r--r-- | util/osdep.c | 1 | ||||
| -rw-r--r-- | util/oslib-posix.c | 1 |
12 files changed, 105 insertions, 82 deletions
diff --git a/backends/hostmem-file.c b/backends/hostmem-file.c index cd038024fa..25141283c4 100644 --- a/backends/hostmem-file.c +++ b/backends/hostmem-file.c @@ -14,6 +14,7 @@ #include "qapi/error.h" #include "qemu/error-report.h" #include "qemu/module.h" +#include "qemu/madvise.h" #include "sysemu/hostmem.h" #include "qom/object_interfaces.h" #include "qom/object.h" diff --git a/backends/hostmem.c b/backends/hostmem.c index 4c05862ed5..b2a5e905e8 100644 --- a/backends/hostmem.c +++ b/backends/hostmem.c @@ -19,6 +19,7 @@ #include "qemu/config-file.h" #include "qom/object_interfaces.h" #include "qemu/mmap-alloc.h" +#include "qemu/madvise.h" #ifdef CONFIG_NUMA #include <numaif.h> diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c index 9a4f491b54..e6c1b0aa46 100644 --- a/hw/virtio/virtio-balloon.c +++ b/hw/virtio/virtio-balloon.c @@ -17,6 +17,7 @@ #include "qemu/iov.h" #include "qemu/module.h" #include "qemu/timer.h" +#include "qemu/madvise.h" #include "hw/virtio/virtio.h" #include "hw/mem/pc-dimm.h" #include "hw/qdev-properties.h" diff --git a/include/qemu/madvise.h b/include/qemu/madvise.h new file mode 100644 index 0000000000..e155f59a0d --- /dev/null +++ b/include/qemu/madvise.h @@ -0,0 +1,95 @@ +/* + * QEMU madvise wrapper functions + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#ifndef QEMU_MADVISE_H +#define QEMU_MADVISE_H + +#define QEMU_MADV_INVALID -1 + +#if defined(CONFIG_MADVISE) + +#define QEMU_MADV_WILLNEED MADV_WILLNEED +#define QEMU_MADV_DONTNEED MADV_DONTNEED +#ifdef MADV_DONTFORK +#define QEMU_MADV_DONTFORK MADV_DONTFORK +#else +#define QEMU_MADV_DONTFORK QEMU_MADV_INVALID +#endif +#ifdef MADV_MERGEABLE +#define QEMU_MADV_MERGEABLE MADV_MERGEABLE +#else +#define QEMU_MADV_MERGEABLE QEMU_MADV_INVALID +#endif +#ifdef MADV_UNMERGEABLE +#define QEMU_MADV_UNMERGEABLE MADV_UNMERGEABLE +#else +#define QEMU_MADV_UNMERGEABLE QEMU_MADV_INVALID +#endif +#ifdef MADV_DODUMP +#define QEMU_MADV_DODUMP MADV_DODUMP +#else +#define QEMU_MADV_DODUMP QEMU_MADV_INVALID +#endif +#ifdef MADV_DONTDUMP +#define QEMU_MADV_DONTDUMP MADV_DONTDUMP +#else +#define QEMU_MADV_DONTDUMP QEMU_MADV_INVALID +#endif +#ifdef MADV_HUGEPAGE +#define QEMU_MADV_HUGEPAGE MADV_HUGEPAGE +#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 +#ifdef MADV_REMOVE +#define QEMU_MADV_REMOVE MADV_REMOVE +#else +#define QEMU_MADV_REMOVE QEMU_MADV_DONTNEED +#endif +#ifdef MADV_POPULATE_WRITE +#define QEMU_MADV_POPULATE_WRITE MADV_POPULATE_WRITE +#else +#define QEMU_MADV_POPULATE_WRITE QEMU_MADV_INVALID +#endif + +#elif defined(CONFIG_POSIX_MADVISE) + +#define QEMU_MADV_WILLNEED POSIX_MADV_WILLNEED +#define QEMU_MADV_DONTNEED POSIX_MADV_DONTNEED +#define QEMU_MADV_DONTFORK QEMU_MADV_INVALID +#define QEMU_MADV_MERGEABLE QEMU_MADV_INVALID +#define QEMU_MADV_UNMERGEABLE QEMU_MADV_INVALID +#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 +#define QEMU_MADV_REMOVE QEMU_MADV_DONTNEED +#define QEMU_MADV_POPULATE_WRITE QEMU_MADV_INVALID + +#else /* no-op */ + +#define QEMU_MADV_WILLNEED QEMU_MADV_INVALID +#define QEMU_MADV_DONTNEED QEMU_MADV_INVALID +#define QEMU_MADV_DONTFORK QEMU_MADV_INVALID +#define QEMU_MADV_MERGEABLE QEMU_MADV_INVALID +#define QEMU_MADV_UNMERGEABLE QEMU_MADV_INVALID +#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 +#define QEMU_MADV_REMOVE QEMU_MADV_INVALID +#define QEMU_MADV_POPULATE_WRITE QEMU_MADV_INVALID + +#endif + +int qemu_madvise(void *addr, size_t len, int advice); + +#endif diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h index ce12f64853..5ebd737aeb 100644 --- a/include/qemu/osdep.h +++ b/include/qemu/osdep.h @@ -425,87 +425,6 @@ static inline void qemu_cleanup_generic_vfree(void *p) #define QEMU_MAP_NORESERVE (1 << 3) -#define QEMU_MADV_INVALID -1 - -#if defined(CONFIG_MADVISE) - -#define QEMU_MADV_WILLNEED MADV_WILLNEED -#define QEMU_MADV_DONTNEED MADV_DONTNEED -#ifdef MADV_DONTFORK -#define QEMU_MADV_DONTFORK MADV_DONTFORK -#else -#define QEMU_MADV_DONTFORK QEMU_MADV_INVALID -#endif -#ifdef MADV_MERGEABLE -#define QEMU_MADV_MERGEABLE MADV_MERGEABLE -#else -#define QEMU_MADV_MERGEABLE QEMU_MADV_INVALID -#endif -#ifdef MADV_UNMERGEABLE -#define QEMU_MADV_UNMERGEABLE MADV_UNMERGEABLE -#else -#define QEMU_MADV_UNMERGEABLE QEMU_MADV_INVALID -#endif -#ifdef MADV_DODUMP -#define QEMU_MADV_DODUMP MADV_DODUMP -#else -#define QEMU_MADV_DODUMP QEMU_MADV_INVALID -#endif -#ifdef MADV_DONTDUMP -#define QEMU_MADV_DONTDUMP MADV_DONTDUMP -#else -#define QEMU_MADV_DONTDUMP QEMU_MADV_INVALID -#endif -#ifdef MADV_HUGEPAGE -#define QEMU_MADV_HUGEPAGE MADV_HUGEPAGE -#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 -#ifdef MADV_REMOVE -#define QEMU_MADV_REMOVE MADV_REMOVE -#else -#define QEMU_MADV_REMOVE QEMU_MADV_DONTNEED -#endif -#ifdef MADV_POPULATE_WRITE -#define QEMU_MADV_POPULATE_WRITE MADV_POPULATE_WRITE -#else -#define QEMU_MADV_POPULATE_WRITE QEMU_MADV_INVALID -#endif - -#elif defined(CONFIG_POSIX_MADVISE) - -#define QEMU_MADV_WILLNEED POSIX_MADV_WILLNEED -#define QEMU_MADV_DONTNEED POSIX_MADV_DONTNEED -#define QEMU_MADV_DONTFORK QEMU_MADV_INVALID -#define QEMU_MADV_MERGEABLE QEMU_MADV_INVALID -#define QEMU_MADV_UNMERGEABLE QEMU_MADV_INVALID -#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 -#define QEMU_MADV_REMOVE QEMU_MADV_DONTNEED -#define QEMU_MADV_POPULATE_WRITE QEMU_MADV_INVALID - -#else /* no-op */ - -#define QEMU_MADV_WILLNEED QEMU_MADV_INVALID -#define QEMU_MADV_DONTNEED QEMU_MADV_INVALID -#define QEMU_MADV_DONTFORK QEMU_MADV_INVALID -#define QEMU_MADV_MERGEABLE QEMU_MADV_INVALID -#define QEMU_MADV_UNMERGEABLE QEMU_MADV_INVALID -#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 -#define QEMU_MADV_REMOVE QEMU_MADV_INVALID -#define QEMU_MADV_POPULATE_WRITE QEMU_MADV_INVALID - -#endif #ifdef _WIN32 #define HAVE_CHARDEV_SERIAL 1 @@ -577,7 +496,6 @@ void sigaction_invoke(struct sigaction *action, struct qemu_signalfd_siginfo *info); #endif -int qemu_madvise(void *addr, size_t len, int advice); int qemu_mprotect_rw(void *addr, size_t size); int qemu_mprotect_rwx(void *addr, size_t size); int qemu_mprotect_none(void *addr, size_t size); diff --git a/migration/postcopy-ram.c b/migration/postcopy-ram.c index e662dd05cc..2a2cc5faf8 100644 --- a/migration/postcopy-ram.c +++ b/migration/postcopy-ram.c @@ -18,6 +18,7 @@ #include "qemu/osdep.h" #include "qemu/rcu.h" +#include "qemu/madvise.h" #include "exec/target_page.h" #include "migration.h" #include "qemu-file.h" diff --git a/migration/qemu-file.c b/migration/qemu-file.c index 6338d8e2ff..1479cddad9 100644 --- a/migration/qemu-file.c +++ b/migration/qemu-file.c @@ -23,6 +23,7 @@ */ #include "qemu/osdep.h" #include <zlib.h> +#include "qemu/madvise.h" #include "qemu/error-report.h" #include "qemu/iov.h" #include "migration.h" diff --git a/migration/ram.c b/migration/ram.c index 91ca743ac8..781f0745dc 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -30,6 +30,7 @@ #include "qemu/cutils.h" #include "qemu/bitops.h" #include "qemu/bitmap.h" +#include "qemu/madvise.h" #include "qemu/main-loop.h" #include "xbzrle.h" #include "ram.h" diff --git a/softmmu/physmem.c b/softmmu/physmem.c index dddf70edf5..a13289a594 100644 --- a/softmmu/physmem.c +++ b/softmmu/physmem.c @@ -23,6 +23,7 @@ #include "qemu/cutils.h" #include "qemu/cacheflush.h" +#include "qemu/madvise.h" #ifdef CONFIG_TCG #include "hw/core/tcg-cpu-ops.h" diff --git a/tcg/region.c b/tcg/region.c index 9cc30d4922..c46021d160 100644 --- a/tcg/region.c +++ b/tcg/region.c @@ -24,6 +24,7 @@ #include "qemu/osdep.h" #include "qemu/units.h" +#include "qemu/madvise.h" #include "qapi/error.h" #include "exec/exec-all.h" #include "tcg/tcg.h" diff --git a/util/osdep.c b/util/osdep.c index 67fbf22778..8c5cd6e431 100644 --- a/util/osdep.c +++ b/util/osdep.c @@ -38,6 +38,7 @@ extern int madvise(char *, size_t, int); #include "qemu/cutils.h" #include "qemu/sockets.h" #include "qemu/error-report.h" +#include "qemu/madvise.h" #include "monitor/monitor.h" static bool fips_enabled = false; diff --git a/util/oslib-posix.c b/util/oslib-posix.c index ac0dbc2adc..f2be7321c5 100644 --- a/util/oslib-posix.c +++ b/util/oslib-posix.c @@ -36,6 +36,7 @@ #include "trace.h" #include "qapi/error.h" #include "qemu/error-report.h" +#include "qemu/madvise.h" #include "qemu/sockets.h" #include "qemu/thread.h" #include <libgen.h> |