x86/resctrl: Rename and move rdt files to a separate directory

New generation of AMD processors add support for RDT (or QOS) features. Together, these features will be called RESCTRL. With more than one vendors supporting these features, it seems more appropriate to rename these files. Create a new directory with the name 'resctrl' and move all the intel_rdt files to the new directory. This way all the resctrl related code resides inside one directory. [ bp: Add SPDX identifier to the Makefile ] Suggested-by: Borislav Petkov <[email protected]> Signed-off-by: Babu Moger <[email protected]> Signed-off-by: Borislav Petkov <[email protected]> Cc: Andrew Morton <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: Arnd Bergmann <[email protected]> Cc: Brijesh Singh <[email protected]> Cc: "Chang S. Bae" <[email protected]> Cc: David Miller <[email protected]> Cc: David Woodhouse <[email protected]> Cc: Dmitry Safonov <[email protected]> Cc: Fenghua Yu <[email protected]> Cc: Greg Kroah-Hartman <[email protected]> Cc: "H. Peter Anvin" <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Jann Horn <[email protected]> Cc: Joerg Roedel <[email protected]> Cc: Jonathan Corbet <[email protected]> Cc: Josh Poimboeuf <[email protected]> Cc: Kate Stewart <[email protected]> Cc: "Kirill A. Shutemov" <[email protected]> Cc: <[email protected]> Cc: Mauro Carvalho Chehab <[email protected]> Cc: Paolo Bonzini <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Philippe Ombredanne <[email protected]> Cc: Pu Wen <[email protected]> Cc: <[email protected]> Cc: "Rafael J. Wysocki" <[email protected]> Cc: Reinette Chatre <[email protected]> Cc: Rian Hunter <[email protected]> Cc: Sherry Hurwitz <[email protected]> Cc: Suravee Suthikulpanit <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Thomas Lendacky <[email protected]> Cc: Tony Luck <[email protected]> Cc: Vitaly Kuznetsov <[email protected]> Cc: <[email protected]> Link: https://lkml.kernel.org/r/[email protected]
pop-os · Nov 22, 2018 · fa7d949 · fa7d949
1 parent 9ff0119
commit fa7d949
Showing 12 changed files with 20 additions and 19 deletions.
diff --git a/arch/x86/include/asm/intel_rdt_sched.h → arch/x86/include/asm/resctrl_sched.h b/arch/x86/include/asm/intel_rdt_sched.h → arch/x86/include/asm/resctrl_sched.h
diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile
@@ -36,13 +36,10 @@ obj-$(CONFIG_CPU_SUP_CENTAUR)		+= centaur.o
 obj-$(CONFIG_CPU_SUP_TRANSMETA_32)	+= transmeta.o
 obj-$(CONFIG_CPU_SUP_UMC_32)		+= umc.o
 
-obj-$(CONFIG_INTEL_RDT)	+= intel_rdt.o intel_rdt_rdtgroup.o intel_rdt_monitor.o
-obj-$(CONFIG_INTEL_RDT)	+= intel_rdt_ctrlmondata.o intel_rdt_pseudo_lock.o
-CFLAGS_intel_rdt_pseudo_lock.o = -I$(src)
-
 obj-$(CONFIG_X86_MCE)			+= mcheck/
 obj-$(CONFIG_MTRR)			+= mtrr/
 obj-$(CONFIG_MICROCODE)			+= microcode/
+obj-$(CONFIG_INTEL_RDT)			+= resctrl/
 
 obj-$(CONFIG_X86_LOCAL_APIC)		+= perfctr-watchdog.o
 

diff --git a/arch/x86/kernel/cpu/resctrl/Makefile b/arch/x86/kernel/cpu/resctrl/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-$(CONFIG_INTEL_RDT)	+= core.o rdtgroup.o monitor.o
+obj-$(CONFIG_INTEL_RDT)	+= ctrlmondata.o pseudo_lock.o
+CFLAGS_pseudo_lock.o = -I$(src)
diff --git a/arch/x86/kernel/cpu/intel_rdt.c → arch/x86/kernel/cpu/resctrl/core.c b/arch/x86/kernel/cpu/intel_rdt.c → arch/x86/kernel/cpu/resctrl/core.c
@@ -30,8 +30,8 @@
 #include <linux/cpuhotplug.h>
 
 #include <asm/intel-family.h>
-#include <asm/intel_rdt_sched.h>
-#include "intel_rdt.h"
+#include <asm/resctrl_sched.h>
+#include "internal.h"
 
 #define MBA_IS_LINEAR	0x4
 #define MBA_MAX_MBPS	U32_MAX

diff --git a/arch/x86/kernel/cpu/intel_rdt_ctrlmondata.c → arch/x86/kernel/cpu/resctrl/ctrlmondata.c b/arch/x86/kernel/cpu/intel_rdt_ctrlmondata.c → arch/x86/kernel/cpu/resctrl/ctrlmondata.c
@@ -26,7 +26,7 @@
 #include <linux/kernfs.h>
 #include <linux/seq_file.h>
 #include <linux/slab.h>
-#include "intel_rdt.h"
+#include "internal.h"
 
 /*
  * Check whether MBA bandwidth percentage value is correct. The value is

diff --git a/arch/x86/kernel/cpu/intel_rdt.h → arch/x86/kernel/cpu/resctrl/internal.h b/arch/x86/kernel/cpu/intel_rdt.h → arch/x86/kernel/cpu/resctrl/internal.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ASM_X86_INTEL_RDT_H
-#define _ASM_X86_INTEL_RDT_H
+#ifndef _ASM_X86_RESCTRL_INTERNAL_H
+#define _ASM_X86_RESCTRL_INTERNAL_H
 
 #include <linux/sched.h>
 #include <linux/kernfs.h>
@@ -568,4 +568,4 @@ void cqm_handle_limbo(struct work_struct *work);
 bool has_busy_rmid(struct rdt_resource *r, struct rdt_domain *d);
 void __check_limbo(struct rdt_domain *d, bool force_free);
 
-#endif /* _ASM_X86_INTEL_RDT_H */
+#endif /* _ASM_X86_RESCTRL_INTERNAL_H */
diff --git a/arch/x86/kernel/cpu/intel_rdt_monitor.c → arch/x86/kernel/cpu/resctrl/monitor.c b/arch/x86/kernel/cpu/intel_rdt_monitor.c → arch/x86/kernel/cpu/resctrl/monitor.c
@@ -26,7 +26,7 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <asm/cpu_device_id.h>
-#include "intel_rdt.h"
+#include "internal.h"
 
 #define MSR_IA32_QM_CTR		0x0c8e
 #define MSR_IA32_QM_EVTSEL		0x0c8d

diff --git a/arch/x86/kernel/cpu/intel_rdt_pseudo_lock.c → arch/x86/kernel/cpu/resctrl/pseudo_lock.c b/arch/x86/kernel/cpu/intel_rdt_pseudo_lock.c → arch/x86/kernel/cpu/resctrl/pseudo_lock.c
@@ -24,14 +24,14 @@
 
 #include <asm/cacheflush.h>
 #include <asm/intel-family.h>
-#include <asm/intel_rdt_sched.h>
+#include <asm/resctrl_sched.h>
 #include <asm/perf_event.h>
 
 #include "../../events/perf_event.h" /* For X86_CONFIG() */
-#include "intel_rdt.h"
+#include "internal.h"
 
 #define CREATE_TRACE_POINTS
-#include "intel_rdt_pseudo_lock_event.h"
+#include "pseudo_lock_event.h"
 
 /*
  * MSR_MISC_FEATURE_CONTROL register enables the modification of hardware

diff --git a/.../kernel/cpu/intel_rdt_pseudo_lock_event.h → ...86/kernel/cpu/resctrl/pseudo_lock_event.h b/.../kernel/cpu/intel_rdt_pseudo_lock_event.h → ...86/kernel/cpu/resctrl/pseudo_lock_event.h
@@ -39,5 +39,5 @@ TRACE_EVENT(pseudo_lock_l3,
 
 #undef TRACE_INCLUDE_PATH
 #define TRACE_INCLUDE_PATH .
-#define TRACE_INCLUDE_FILE intel_rdt_pseudo_lock_event
+#define TRACE_INCLUDE_FILE pseudo_lock_event
 #include <trace/define_trace.h>
diff --git a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c → arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c → arch/x86/kernel/cpu/resctrl/rdtgroup.c
@@ -35,8 +35,8 @@
 
 #include <uapi/linux/magic.h>
 
-#include <asm/intel_rdt_sched.h>
-#include "intel_rdt.h"
+#include <asm/resctrl_sched.h>
+#include "internal.h"
 
 DEFINE_STATIC_KEY_FALSE(rdt_enable_key);
 DEFINE_STATIC_KEY_FALSE(rdt_mon_enable_key);

diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
@@ -56,7 +56,7 @@
 #include <asm/debugreg.h>
 #include <asm/switch_to.h>
 #include <asm/vm86.h>
-#include <asm/intel_rdt_sched.h>
+#include <asm/resctrl_sched.h>
 #include <asm/proto.h>
 
 void __show_regs(struct pt_regs *regs, enum show_regs_mode mode)

diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
@@ -52,7 +52,7 @@
 #include <asm/switch_to.h>
 #include <asm/xen/hypervisor.h>
 #include <asm/vdso.h>
-#include <asm/intel_rdt_sched.h>
+#include <asm/resctrl_sched.h>
 #include <asm/unistd.h>
 #include <asm/fsgsbase.h>
 #ifdef CONFIG_IA32_EMULATION