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authorBob Moore <robert.moore@intel.com>2013-07-17 09:48:40 +0800
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-07-23 01:06:49 +0200
commit0fb3adf8099160c0a1b1952b6ccf7ac05c218d38 (patch)
tree2694c07c4788ba3cab2ff8b46065c9a5d7bb259d /drivers/acpi/acpica
parent57987ca2b7c3b16aeeaeacb69b52372181cb7c58 (diff)
downloadop-kernel-dev-0fb3adf8099160c0a1b1952b6ccf7ac05c218d38.zip
op-kernel-dev-0fb3adf8099160c0a1b1952b6ccf7ac05c218d38.tar.gz
ACPICA: Disassembler: Expand maximum output string length to 64K
Was 256 bytes max. The original purpose of this constraint was to limit the amount of debug output. However, the string function in question (UtPrintString) is now used for the disassembler also, where 256 bytes is insufficient. Reported by RehabMan@GitHub. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Acked-by: Len Brown <len.brown@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/acpica')
-rw-r--r--drivers/acpi/acpica/acutils.h2
-rw-r--r--drivers/acpi/acpica/utstring.c5
2 files changed, 4 insertions, 3 deletions
diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h
index 3c76ede..4c081c4 100644
--- a/drivers/acpi/acpica/acutils.h
+++ b/drivers/acpi/acpica/acutils.h
@@ -616,7 +616,7 @@ int acpi_ut_stricmp(char *string1, char *string2);
acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer);
-void acpi_ut_print_string(char *string, u8 max_length);
+void acpi_ut_print_string(char *string, u16 max_length);
void ut_convert_backslashes(char *pathname);
diff --git a/drivers/acpi/acpica/utstring.c b/drivers/acpi/acpica/utstring.c
index c53759b..cb1e9cc 100644
--- a/drivers/acpi/acpica/utstring.c
+++ b/drivers/acpi/acpica/utstring.c
@@ -333,7 +333,8 @@ acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer)
* FUNCTION: acpi_ut_print_string
*
* PARAMETERS: string - Null terminated ASCII string
- * max_length - Maximum output length
+ * max_length - Maximum output length. Used to constrain the
+ * length of strings during debug output only.
*
* RETURN: None
*
@@ -342,7 +343,7 @@ acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer)
*
******************************************************************************/
-void acpi_ut_print_string(char *string, u8 max_length)
+void acpi_ut_print_string(char *string, u16 max_length)
{
u32 i;
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