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ACPICA: Tables: Don't release ACPI_MTX_TABLES in acpi_tb_install_standard_table().

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ACPICA commit c70434d4da13e65b6163c79a5aa16b40193631c7

ACPI_MTX_TABLES is acquired and released by the callers of
acpi_tb_install_standard_table() so releasing it in the function itself is
causing the following error in Linux kernel if the table is reloaded:

ACPI Error: Mutex [0x2] is not acquired, cannot release (20141107/utmutex-321)
Call Trace:
  [<ffffffff81b0bd48>] dump_stack+0x4f/0x7b
  [<ffffffff81546bf5>] acpi_ut_release_mutex+0x47/0x67
  [<ffffffff81544357>] acpi_load_table+0x73/0xcb

Link: c70434d4
Signed-off-by: Octavian Purdila <[email protected]>
Signed-off-by: Lv Zheng <[email protected]>
Signed-off-by: Bob Moore <[email protected]>
Cc: 3.16+ <[email protected]> # 3.16+
Signed-off-by: Rafael J. Wysocki <[email protected]>
This commit is contained in:
Octavian Purdila 2015-04-13 11:49:05 +08:00 • committed by Rafael J. Wysocki
commit 77ddc2fe08
1 changed files with 0 additions and 1 deletions
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1
drivers/acpi/acpica/tbinstal.c
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@ -349,7 +349,6 @@ acpi_tb_install_standard_table(acpi_physical_address address,
*/
acpi_tb_uninstall_table(&new_table_desc);
*table_index = i;
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
return_ACPI_STATUS(AE_OK);
}
}