From c7b858ff8d2e8b2d785f74b2d319bc9c839f4faa Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Mon, 14 Dec 2020 18:49:23 +0100 Subject: libbb: add and use infrastructure for fixed page size optimization function old new delta procps_scan 1121 1118 -3 getpagesize 6 - -6 rpm_main 1037 1027 -10 rpm2cpio_main 120 110 -10 ptok 38 21 -17 time_main 1282 1261 -21 mkswap_main 317 278 -39 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 0/6 up/down: 0/-106) Total: -106 bytes Signed-off-by: Denys Vlasenko --- miscutils/devmem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'miscutils/devmem.c') diff --git a/miscutils/devmem.c b/miscutils/devmem.c index e8dce5225..f9f0276bc 100644 --- a/miscutils/devmem.c +++ b/miscutils/devmem.c @@ -75,7 +75,7 @@ int devmem_main(int argc UNUSED_PARAM, char **argv) bb_show_usage(); /* one of bb_strtouXX failed */ fd = xopen("/dev/mem", argv[3] ? (O_RDWR | O_SYNC) : (O_RDONLY | O_SYNC)); - mapped_size = page_size = getpagesize(); + mapped_size = page_size = bb_getpagesize(); offset_in_page = (unsigned)target & (page_size - 1); if (offset_in_page + width > page_size) { /* This access spans pages. -- cgit v1.2.3