From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Return-Path: From: kusumi.tomohiro@gmail.com Subject: [PATCH 5/8] Make lib/memalign.c a stand-alone library Date: Tue, 4 Apr 2017 23:22:15 +0300 Message-Id: <20170404202218.52260-5-tkusumi@tuxera.com> In-Reply-To: <20170404202218.52260-1-tkusumi@tuxera.com> References: <20170404202218.52260-1-tkusumi@tuxera.com> To: axboe@kernel.dk, fio@vger.kernel.org Cc: Tomohiro Kusumi List-ID: From: Tomohiro Kusumi lib/memalign.c not having dependency on fio.h enables it to be a stand-alone library, which is useful for debugging purpose. In fact, most of the files under lib/ directory do things this way. (For lib/memalign.c, it was actually myself who introduced this dependency as a part of changes made by 248c9436, so this commit is partially reverting that) -- # cat ./test3.c #include #include "lib/memalign.h" int main(void) { char *p = fio_memalign(4096, 1000000); printf("%p\n", p); fio_memfree(p, 1000000); return 0; } # gcc -Wall -g ./test3.c ./lib/memalign.c # ./a.out 0x7fbb7bbbc000 Signed-off-by: Tomohiro Kusumi --- lib/memalign.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/memalign.c b/lib/memalign.c index 1d1ba9b..137cc8e 100644 --- a/lib/memalign.c +++ b/lib/memalign.c @@ -3,7 +3,9 @@ #include #include "memalign.h" -#include "../fio.h" + +#define PTR_ALIGN(ptr, mask) \ + (char *)((uintptr_t)((ptr) + (mask)) & ~(mask)) struct align_footer { unsigned int offset; -- 2.9.3