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authorDenys Vlasenko2020-12-14 18:49:23 +0100
committerDenys Vlasenko2020-12-14 18:54:30 +0100
commitc7b858ff8d2e8b2d785f74b2d319bc9c839f4faa (patch)
tree9ad109d5999444dfb3a281678b6b63d2570a76cd /libbb
parentfd3c512f88d43e6633bd3c3110cfa0bb321adaa8 (diff)
downloadbusybox-c7b858ff8d2e8b2d785f74b2d319bc9c839f4faa.zip
busybox-c7b858ff8d2e8b2d785f74b2d319bc9c839f4faa.tar.gz
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 <vda.linux@googlemail.com>
Diffstat (limited to 'libbb')
-rw-r--r--libbb/procps.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libbb/procps.c b/libbb/procps.c
index 4cc3cb2..975e0d4 100644
--- a/libbb/procps.c
+++ b/libbb/procps.c
@@ -94,15 +94,15 @@ static int read_to_buf(const char *filename, void *buf)
static procps_status_t* FAST_FUNC alloc_procps_scan(void)
{
- unsigned n = getpagesize();
procps_status_t* sp = xzalloc(sizeof(procps_status_t));
- sp->dir = xopendir("/proc");
+ unsigned n = bb_getpagesize();
while (1) {
n >>= 1;
if (!n) break;
sp->shift_pages_to_bytes++;
}
sp->shift_pages_to_kb = sp->shift_pages_to_bytes - 10;
+ sp->dir = xopendir("/proc");
return sp;
}