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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-01-23 15:38:08 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-01-23 15:38:08 +0100
commite3e9fc7fa7ad221cc2e7b207d514cc84ed393251 (patch)
tree7de34df1844075bd3ed0391546d74ae9dab5fcae /tools/testing/selftests/proc/proc-empty-vm.c
parentdd2f003e4e85b154754d5a83e0c3b1b517d1f802 (diff)
parent2241ab53cbb5cdb08a6b2d4688feb13971058f65 (diff)
Merge 6.2-rc5 into usb-next
We need the USB fixes in here and this resolves merge conflicts as reported in linux-next in the following files: drivers/usb/host/xhci.c drivers/usb/host/xhci.h drivers/usb/typec/ucsi/ucsi.c Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/testing/selftests/proc/proc-empty-vm.c')
-rw-r--r--tools/testing/selftests/proc/proc-empty-vm.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/tools/testing/selftests/proc/proc-empty-vm.c b/tools/testing/selftests/proc/proc-empty-vm.c
index d95b1cb43d9d0..7588428b8fcd7 100644
--- a/tools/testing/selftests/proc/proc-empty-vm.c
+++ b/tools/testing/selftests/proc/proc-empty-vm.c
@@ -25,6 +25,7 @@
#undef NDEBUG
#include <assert.h>
#include <errno.h>
+#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -41,7 +42,7 @@
* 1: vsyscall VMA is --xp vsyscall=xonly
* 2: vsyscall VMA is r-xp vsyscall=emulate
*/
-static int g_vsyscall;
+static volatile int g_vsyscall;
static const char *g_proc_pid_maps_vsyscall;
static const char *g_proc_pid_smaps_vsyscall;
@@ -147,11 +148,12 @@ static void vsyscall(void)
g_vsyscall = 0;
/* gettimeofday(NULL, NULL); */
+ uint64_t rax = 0xffffffffff600000;
asm volatile (
- "call %P0"
- :
- : "i" (0xffffffffff600000), "D" (NULL), "S" (NULL)
- : "rax", "rcx", "r11"
+ "call *%[rax]"
+ : [rax] "+a" (rax)
+ : "D" (NULL), "S" (NULL)
+ : "rcx", "r11"
);
g_vsyscall = 1;