Merge branch 'acpi' of git://github.com/lenb/linux

* 'acpi' of git://github.com/lenb/linux:
  acpica: ACPI_MAX_SLEEP should be 2 sec, not 20
  ACPI APEI: Add Kconfig option IRQ_WORK for GHES
  PNP: update pnp.debug usage (needs value on command line)
  APEI: Fix WHEA _OSC call

4 files changed, 9 insertions, 5 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 614d0382e2cb..854ed5ca7e3f 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -2086,9 +2086,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
                         Override pmtimer IOPort with a hex value.
                         e.g. pmtmr=0x508
 
-        pnp.debug       [PNP]
-                        Enable PNP debug messages.  This depends on the
-                        CONFIG_PNP_DEBUG_MESSAGES option.
+        pnp.debug=1     [PNP]
+                        Enable PNP debug messages (depends on the
+                        CONFIG_PNP_DEBUG_MESSAGES option).  Change at run-time
+                        via /sys/module/pnp/parameters/debug.  We always show
+                        current resource usage; turning this on also shows
+                        possible settings and some assignment information.
 
         pnpacpi=        [ACPI]
                         { off }
diff --git a/drivers/acpi/acpica/acconfig.h b/drivers/acpi/acpica/acconfig.h
index bc533dde16c4..f895a244ca7e 100644
--- a/drivers/acpi/acpica/acconfig.h
+++ b/drivers/acpi/acpica/acconfig.h
@@ -121,7 +121,7 @@
 
 /* Maximum sleep allowed via Sleep() operator */
 
-#define ACPI_MAX_SLEEP                  20000   /* Two seconds */
+#define ACPI_MAX_SLEEP                  2000    /* Two seconds */
 
 /******************************************************************************
  *
diff --git a/drivers/acpi/apei/Kconfig b/drivers/acpi/apei/Kconfig
index c34aa51af4ee..e3f47872ec22 100644
--- a/drivers/acpi/apei/Kconfig
+++ b/drivers/acpi/apei/Kconfig
@@ -13,6 +13,7 @@ config ACPI_APEI_GHES
         bool "APEI Generic Hardware Error Source"
         depends on ACPI_APEI && X86
         select ACPI_HED
+        select IRQ_WORK
         select LLIST
         select GENERIC_ALLOCATOR
         help
diff --git a/drivers/acpi/apei/apei-base.c b/drivers/acpi/apei/apei-base.c
index 8041248fce9b..61540360d5ce 100644
--- a/drivers/acpi/apei/apei-base.c
+++ b/drivers/acpi/apei/apei-base.c
@@ -618,7 +618,7 @@ int apei_osc_setup(void)
         };
 
         capbuf[OSC_QUERY_TYPE] = OSC_QUERY_ENABLE;
-        capbuf[OSC_SUPPORT_TYPE] = 0;
+        capbuf[OSC_SUPPORT_TYPE] = 1;
         capbuf[OSC_CONTROL_TYPE] = 0;
 
         if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle))