- Workaround amdgpu and radeon issues by adding a new swiotlb option.

   defaults to disabled ( old way ) while still possible to enable and test the new way / code.
   The newer code does not work good or does not work at all on some HW ( mine as example )
   see:
    https://lkml.org/lkml/2018/4/5/737
    https://bugzilla.kernel.org/show_bug.cgi?id=198511
    https://bugs.freedesktop.org/show_bug.cgi?id=105038

1 files changed, 0 insertions, 29 deletions

diff --git a/sys-kernel/linux-headers/files/0001-Revert-x86-ACPI-cstate-Allow-ACPI-C1-FFH-MWAIT-use-o.patch b/sys-kernel/linux-headers/files/0001-Revert-x86-ACPI-cstate-Allow-ACPI-C1-FFH-MWAIT-use-o.patch
deleted file mode 100644
index e8f3bfda..00000000
--- a/sys-kernel/linux-headers/files/0001-Revert-x86-ACPI-cstate-Allow-ACPI-C1-FFH-MWAIT-use-o.patch
+++ /dev/null
@@ -1,29 +0,0 @@
-From f912ead404ffa24db7f4aee527aff411db39262a Mon Sep 17 00:00:00 2001
-From: Gabriel Craciunescu <crazy@frugalware.org>
-Date: Wed, 11 Apr 2018 17:17:06 +0200
-Subject: [PATCH] Revert "x86/ACPI/cstate: Allow ACPI C1 FFH MWAIT use on AMD systems"
-
-This reverts commit 5209654a46ee71137ad9b06da99d4ef2794475af.
-Please see: https://community.amd.com/thread/224000
-
----
- arch/x86/kernel/acpi/cstate.c | 3 +--
- 1 file changed, 1 insertion(+), 2 deletions(-)
-
-diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c
-index dde437f5d14f..8233a630280f 100644
---- a/arch/x86/kernel/acpi/cstate.c
-+++ b/arch/x86/kernel/acpi/cstate.c
-@@ -167,8 +167,7 @@ static int __init ffh_cstate_init(void)
- {
- 	struct cpuinfo_x86 *c = &boot_cpu_data;
- 
--	if (c->x86_vendor != X86_VENDOR_INTEL &&
--	    c->x86_vendor != X86_VENDOR_AMD)
-+	if (c->x86_vendor != X86_VENDOR_INTEL)
- 		return -1;
- 
- 	cpu_cstate_entry = alloc_percpu(struct cstate_entry);
--- 
-2.17.0
-