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include/qemu/osdep.h: Add a macro to check for alignment

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Signed-off-by: Sergey Fedorov <serge.fdrv@gmail.com>
Signed-off-by: Sergey Fedorov <sergey.fedorov@linaro.org>
Message-Id: <1461341333-19646-2-git-send-email-sergey.fedorov@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Sergey Fedorov 2016-04-22 19:08:43 +03:00 committed by Richard Henderson
parent 89fee74a0f
commit 18a60a7614
1 changed files with 3 additions and 0 deletions
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include/qemu/osdep.h
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@ -158,6 +158,9 @@ extern int daemon(int, int);
/* Round number up to multiple */ /* Round number up to multiple */
#define QEMU_ALIGN_UP(n, m) QEMU_ALIGN_DOWN((n) + (m) - 1, (m)) #define QEMU_ALIGN_UP(n, m) QEMU_ALIGN_DOWN((n) + (m) - 1, (m))
/* Check if n is a multiple of m */
#define QEMU_IS_ALIGNED(n, m) (((n) % (m)) == 0)
#ifndef ROUND_UP #ifndef ROUND_UP
#define ROUND_UP(n,d) (((n) + (d) - 1) & -(d)) #define ROUND_UP(n,d) (((n) + (d) - 1) & -(d))
#endif #endif