linux/tools/testing/cxl/config_check.c
Dan Williams 878b2de67a tools/testing/cxl: Require cache invalidation bypass
The typical environment where cxl_test is run, QEMU, does not support
cpu_cache_invalidate_memregion(). Add the 'test' bypass symbols to the
configuration check.

Reported-by: Alison Schofield <alison.schofield@intel.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/167026948179.3527561.4535373655515827457.stgit@dwillia2-xfh.jf.intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2022-12-05 12:33:20 -08:00

16 lines
426 B
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
void check(void)
{
/*
* These kconfig symbols must be set to "m" for cxl_test to load
* and operate.
*/
BUILD_BUG_ON(!IS_MODULE(CONFIG_CXL_BUS));
BUILD_BUG_ON(!IS_MODULE(CONFIG_CXL_ACPI));
BUILD_BUG_ON(!IS_MODULE(CONFIG_CXL_PMEM));
BUILD_BUG_ON(!IS_ENABLED(CONFIG_CXL_REGION_INVALIDATION_TEST));
BUILD_BUG_ON(!IS_ENABLED(CONFIG_NVDIMM_SECURITY_TEST));
}