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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-07-03 15:24:28 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-07-03 15:24:28 +0300
commit80abc82e6cf1959c3e88e85daede5795b755cf9c (patch)
tree391c4336b29090bf3cf23c3d68503d70aa3f4809 /tools
parentc0bc126f97fb929b3ae02c1c62322645d70eb408 (diff)
parent3d867f6c5fd6535cdeceef3170e5e84e5dd80fc1 (diff)
downloadlinux-80abc82e6cf1959c3e88e85daede5795b755cf9c.tar.xz
Merge branch 'acpica'
* acpica: (53 commits) ACPICA: Use designated initializers ACPICA: Update version to 20170531 ACPICA: Update a couple of debug output messages ACPICA: acpiexec: enhance local signal handler ACPICA: Simplify output for the ACPI Debug Object ACPICA: Unix application OSL: Correctly handle control-c (EINTR) ACPICA: Improvements for debug output only ACPICA: Disassembler: allow conflicting external declarations to be emitted. ACPICA: Disassembler: add external op to namespace on first pass ACPICA: Disassembler: prevent external op's from opening a new scope ACPICA: Changed Gbl_disasm_flag to acpi_gbl_disasm_flag ACPICA: Changing External to a named object ACPICA: Update two error messages to emit control method name ACPICA: Fix for Device/Thermal objects with ObjectType and DerefOf ACPICA: Comment update: spelling/format. No functional change ACPICA: Update comments, no functional change ACPICA: Split resource descriptor decode strings to a new file ACPICA: Remove extraneous status check ACPICA: Export the public mutex interfaces ACPICA: Disassembler: Abort on an invalid/unknown AML opcode ...
Diffstat (limited to 'tools')
-rw-r--r--tools/power/acpi/os_specific/service_layers/osunixxf.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/power/acpi/os_specific/service_layers/osunixxf.c b/tools/power/acpi/os_specific/service_layers/osunixxf.c
index c04e8fea2c60..025c1b07049d 100644
--- a/tools/power/acpi/os_specific/service_layers/osunixxf.c
+++ b/tools/power/acpi/os_specific/service_layers/osunixxf.c
@@ -750,9 +750,9 @@ acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 msec_timeout)
{
acpi_status status = AE_OK;
sem_t *sem = (sem_t *) handle;
+ int ret_val;
#ifndef ACPI_USE_ALTERNATE_TIMEOUT
struct timespec time;
- int ret_val;
#endif
if (!sem) {
@@ -778,7 +778,10 @@ acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 msec_timeout)
case ACPI_WAIT_FOREVER:
- if (sem_wait(sem)) {
+ while (((ret_val = sem_wait(sem)) == -1) && (errno == EINTR)) {
+ continue; /* Restart if interrupted */
+ }
+ if (ret_val != 0) {
status = (AE_TIME);
}
break;
@@ -831,7 +834,8 @@ acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 msec_timeout)
while (((ret_val = sem_timedwait(sem, &time)) == -1)
&& (errno == EINTR)) {
- continue;
+ continue; /* Restart if interrupted */
+
}
if (ret_val != 0) {