openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ACPI: acpi_os_wait_semaphore(): silence complaint 

The ASL Acquire operator (17.5.1 in ACPI 3.0 spec) is allowed to time out
and return True without acquiring the semaphore.  There's no indication in
the spec that this is an actual error, so this message should be
debug-only, as the message for successful acquisition is.

This used to be an ACPI_DEBUG_PRINT, but it was mis-classified as
ACPI_DB_ERROR rather than ACPI_DB_MUTEX, so it got swept up in Thomas'
recent patch to enable ACPI error messages even without CONFIG_ACPI_DEBUG.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bjorn Helgaas 2006-04-27 05:25:00 -04:00 committed by Len Brown
parent be63c925a1
commit 9e7e2c0475
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/acpi/osl.c
View File

@ -840,7 +840,7 @@ acpi_status acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 timeout)
}
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
ACPI_DEBUG_PRINT((ACPI_DB_MUTEX,
"Failed to acquire semaphore[%p|%d|%d], %s",
handle, units, timeout,
acpi_format_exception(status)));