On 10/11/21 1:00 AM, Randy Dunlap wrote:
Fix a build error on CONFIG_UML, which does not support (provide) wbinvd(). UML can use the generic mb() instead.../drivers/gpu/drm/r128/ati_pcigart.c: In function ‘drm_ati_pcigart_init’: ../drivers/gpu/drm/r128/ati_pcigart.c:218:2: error: implicit declaration of function ‘wbinvd’ [-Werror=implicit-function-declaration] wbinvd(); ^~~~~~ Fixes: 68f5d3f3b654 ("um: add PCI over virtio emulation driver") Signed-off-by: Randy Dunlap <[email protected]> Cc: David Airlie <[email protected]> Cc: Daniel Vetter <[email protected]> Cc: [email protected] Cc: Jeff Dike <[email protected]> Cc: Richard Weinberger <[email protected]> Cc: Anton Ivanov <[email protected]> Cc: [email protected] Cc: Sam Ravnborg <[email protected]> --- v2: update Fixes: tag (Johannes) Use simple CONFIG_X86 instead of a more complicated expression. (Sam)
Oops, apparently I can't count and this is v3... :(
drivers/gpu/drm/r128/ati_pcigart.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- linux-next-20211007.orig/drivers/gpu/drm/r128/ati_pcigart.c +++ linux-next-20211007/drivers/gpu/drm/r128/ati_pcigart.c @@ -215,7 +215,7 @@ int drm_ati_pcigart_init(struct drm_devi } ret = 0;-#if defined(__i386__) || defined(__x86_64__)+#ifdef CONFIG_X86 wbinvd(); #else mb();
-- ~Randy
