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[PATCH 1/2] introduce QEMU_AUTO_VFREE
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From: |
Vladimir Sementsov-Ogievskiy |
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Subject: |
[PATCH 1/2] introduce QEMU_AUTO_VFREE |
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Date: |
Sat, 19 Jun 2021 17:21:19 +0300 |
Introduce a convenient macro, that works for qemu_memalign() like
g_autofree works with g_malloc.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
---
include/qemu/osdep.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index 236a045671..844658a764 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -366,6 +366,8 @@ void *qemu_anon_ram_alloc(size_t size, uint64_t *align,
bool shared);
void qemu_vfree(void *ptr);
void qemu_anon_ram_free(void *ptr, size_t size);
+#define QEMU_AUTO_VFREE __attribute__((cleanup(qemu_vfree)))
+
#define QEMU_MADV_INVALID -1
#if defined(CONFIG_MADVISE)
--
2.29.2