From 380969fe5aacdea661d3f9ab32e84327e8624ae2 Mon Sep 17 00:00:00 2001 From: David Hildenbrand Date: Mon, 5 Dec 2022 20:37:15 +0100 Subject: [PATCH] selftests/vm: cow: fix compile warning on 32bit The compiler complains about the conversion of a pointer to an int of different width. Link: https://lkml.kernel.org/r/20221205193716.276024-4-david@redhat.com Fixes: 6f1405efc61b ("selftests/vm: anon_cow: add R/O longterm tests via gup_test") Signed-off-by: David Hildenbrand Cc: Shuah Khan Cc: Yang Li Signed-off-by: Andrew Morton --- tools/testing/selftests/vm/cow.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/vm/cow.c b/tools/testing/selftests/vm/cow.c index 73e05b5..26f6ea3 100644 --- a/tools/testing/selftests/vm/cow.c +++ b/tools/testing/selftests/vm/cow.c @@ -650,7 +650,7 @@ static void do_test_ro_pin(char *mem, size_t size, enum ro_pin_test test, } /* Take a R/O pin. This should trigger unsharing. */ - args.addr = (__u64)mem; + args.addr = (__u64)(uintptr_t)mem; args.size = size; args.flags = fast ? PIN_LONGTERM_TEST_FLAG_USE_FAST : 0; ret = ioctl(gup_fd, PIN_LONGTERM_TEST_START, &args); @@ -669,7 +669,7 @@ static void do_test_ro_pin(char *mem, size_t size, enum ro_pin_test test, * Read back the content via the pin to the temporary buffer and * test if we observed the modification. */ - tmp_val = (__u64)tmp; + tmp_val = (__u64)(uintptr_t)tmp; ret = ioctl(gup_fd, PIN_LONGTERM_TEST_READ, &tmp_val); if (ret) ksft_test_result_fail("PIN_LONGTERM_TEST_READ failed\n"); -- 2.7.4