selftests/vm: fix display of page size in map_hugetlb

chleroy · gregkh · commit d11304ec0540 · 2020-09-23T13:00:02.000+02:00
commit 1ec882f upstream. The displayed size is in bytes while the text says it is in kB. Shift it by 10 to really display kBytes. Fixes: fa7b9a8 ("tools/selftest/vm: allow choosing mem size and page size in map_hugetlb") Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Cc: <stable@vger.kernel.org> Link: https://lkml.kernel.org/r/e27481224564a93d14106e750de31189deaa8bc8.1598861977.git.christophe.leroy@csgroup.eu Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/tools/testing/selftests/vm/map_hugetlb.c b/tools/testing/selftests/vm/map_hugetlb.c
@@ -83,7 +83,7 @@ int main(int argc, char **argv)
 	}
 
 	if (shift)
-		printf("%u kB hugepages\n", 1 << shift);
+		printf("%u kB hugepages\n", 1 << (shift - 10));
 	else
 		printf("Default size hugepages\n");
 	printf("Mapping %lu Mbytes\n", (unsigned long)length >> 20);

Original file line number	Diff line number	Diff line change
`@@ -83,7 +83,7 @@ int main(int argc, char **argv)`
`83`	`83`	`}`
`84`	`84`
`85`	`85`	`if (shift)`
`86`		`- printf("%u kB hugepages\n", 1 << shift);`
	`86`	`+ printf("%u kB hugepages\n", 1 << (shift - 10));`
`87`	`87`	`else`
`88`	`88`	`printf("Default size hugepages\n");`
`89`	`89`	`printf("Mapping %lu Mbytes\n", (unsigned long)length >> 20);`