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author | Peter Xu <peterx@redhat.com> | 2023-04-12 19:42:23 +0300 |
---|---|---|
committer | Andrew Morton <akpm@linux-foundation.org> | 2023-04-19 02:30:03 +0300 |
commit | bd4d67e76f699688d15e6194f1505b8bdfee0dd7 (patch) | |
tree | d117181cab8200dd1f030694085cdaea3a2519d9 /tools/testing/selftests/mm/thuge-gen.c | |
parent | 4b54f5a758b7ac521d4658cb0d18b132b87597c0 (diff) | |
download | linux-bd4d67e76f699688d15e6194f1505b8bdfee0dd7.tar.xz |
selftests/mm: merge default_huge_page_size() into one
There're already 3 same definitions of the three functions. Move it into
vm_util.[ch].
Link: https://lkml.kernel.org/r/20230412164223.328134-1-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Axel Rasmussen <axelrasmussen@google.com>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: Dmitry Safonov <0x7f454c46@gmail.com>
Cc: Zach O'Keefe <zokeefe@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/testing/selftests/mm/thuge-gen.c')
-rw-r--r-- | tools/testing/selftests/mm/thuge-gen.c | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/tools/testing/selftests/mm/thuge-gen.c b/tools/testing/selftests/mm/thuge-gen.c index 361ef7192cc6..380ab5f0a534 100644 --- a/tools/testing/selftests/mm/thuge-gen.c +++ b/tools/testing/selftests/mm/thuge-gen.c @@ -24,6 +24,7 @@ #include <unistd.h> #include <stdarg.h> #include <string.h> +#include "vm_util.h" #define err(x) perror(x), exit(1) @@ -74,24 +75,6 @@ void find_pagesizes(void) globfree(&g); } -unsigned long default_huge_page_size(void) -{ - unsigned long hps = 0; - char *line = NULL; - size_t linelen = 0; - FILE *f = fopen("/proc/meminfo", "r"); - if (!f) - return 0; - while (getline(&line, &linelen, f) > 0) { - if (sscanf(line, "Hugepagesize: %lu kB", &hps) == 1) { - hps <<= 10; - break; - } - } - free(line); - return hps; -} - void show(unsigned long ps) { char buf[100]; |