Files
linux/drivers
Robert Richter 7be03eae1f cxl/acpi: Prepare use of EFI runtime services
In order to use EFI runtime services, esp. ACPI PRM which uses the
efi_rts_wq workqueue, initialize EFI before CXL ACPI.

There is a subsys_initcall order dependency if driver is builtin:

 subsys_initcall(cxl_acpi_init);
 subsys_initcall(efisubsys_init);

Prevent the efi_rts_wq workqueue being used by cxl_acpi_init() before
its allocation. Use subsys_initcall_sync(cxl_acpi_init) to always run
efisubsys_init() first.

Reported-by: Gregory Price <gourry@gourry.net>
Tested-by: Joshua Hahn <joshua.hahnjy@gmail.com>
Reviewed-by: Joshua Hahn <joshua.hahnjy@gmail.com>
Reviewed-by: Gregory Price <gourry@gourry.net>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Tested-by: Gregory Price <gourry@gourry.net>
Signed-off-by: Robert Richter <rrichter@amd.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>> ---
Link: https://patch.msgid.link/20260114164837.1076338-10-rrichter@amd.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
2026-02-03 10:52:59 -07:00
..
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