[hackers] [ubase] dd: remove if= noatime optimization || Eivind Uggedal

[git]

commit e5d88b0f30feb2f0374c2e09ecd2685ba1f4e717
Author:     Eivind Uggedal <eiv...@uggedal.com>
AuthorDate: Tue Mar 15 16:03:14 2016 +0000
Commit:     sin <s...@2f30.org>
CommitDate: Wed Mar 16 10:17:51 2016 +0000

    dd: remove if= noatime optimization

diff --git a/dd.c b/dd.c
index e37c6c7..07fdbc9 100644
--- a/dd.c
+++ b/dd.c
@@ -43,7 +43,6 @@ prepare_copy(struct dd_config *ddc, int *ifd, int *ofd)
 {
        struct stat st;
        int fli = O_RDONLY|O_LARGEFILE|O_NOCTTY, flo = 
O_WRONLY|O_LARGEFILE|O_CREAT|O_NOATIME|O_NOCTTY;
-       uid_t euid = 0;
        long pagesize;
 
        if (ddc->direct) {
@@ -51,11 +50,6 @@ prepare_copy(struct dd_config *ddc, int *ifd, int *ofd)
                flo |= O_DIRECT;
        }
 
-       euid = geteuid();
-
-       if (!euid || st.st_uid == euid)
-               fli |= O_NOATIME;
-
        if (!ddc->in) *ifd = 0;
        else if ((*ifd = open(ddc->in, fli)) < 0)
                return -1;