diff options
author | Denys Vlasenko <vda.linux@googlemail.com> | 2020-12-14 18:25:28 +0100 |
---|---|---|
committer | Denys Vlasenko <vda.linux@googlemail.com> | 2020-12-14 18:25:28 +0100 |
commit | fd3c512f88d43e6633bd3c3110cfa0bb321adaa8 (patch) | |
tree | 97211484388a0db0a85957f2e3f3724cb1c9159f /archival | |
parent | db793480cb8ec3e5f878d1ec18b6ed5010c85e85 (diff) | |
download | busybox-fd3c512f88d43e6633bd3c3110cfa0bb321adaa8.tar.gz |
libbb: create and use mmap() helpers
function old new delta
mmap_anon - 22 +22
mmap_read - 21 +21
xmmap_anon - 16 +16
rpm_gettags 465 447 -18
bb_full_fd_action 498 480 -18
uevent_main 337 310 -27
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 0/3 up/down: 59/-63) Total: -4 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'archival')
-rw-r--r-- | archival/rpm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/archival/rpm.c b/archival/rpm.c index 68afba914..a4d850b46 100644 --- a/archival/rpm.c +++ b/archival/rpm.c @@ -145,7 +145,7 @@ static int rpm_gettags(const char *filename) /* remember size for munmap */ G.mapsize = storepos; /* some NOMMU systems prefer MAP_PRIVATE over MAP_SHARED */ - G.map = mmap(0, storepos, PROT_READ, MAP_PRIVATE, fd, 0); + G.map = mmap_read(fd, storepos); if (G.map == MAP_FAILED) bb_perror_msg_and_die("mmap '%s'", filename); |