Commit 380969fe authored by David Hildenbrand's avatar David Hildenbrand Committed by Andrew Morton
Browse files

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: 6f1405ef ("selftests/vm: anon_cow: add R/O longterm tests via gup_test")
Signed-off-by: default avatarDavid Hildenbrand <david@redhat.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent d88825f2

tools/testing/selftests/vm/cow.c

+2 −2
Original line number Diff line number Diff line
@@ -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");