linux-kernel - [tip: x86/mm] mm: Rename GUP_GET_PTE_LOW

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Date:   Sat, 17 Dec 2022 18:55:33 -0000
From:   "tip-bot2 for Peter Zijlstra" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: x86/mm] mm: Rename GUP_GET_PTE_LOW_HIGH

The following commit has been merged into the x86/mm branch of tip:

Commit-ID:     6ca297d4784625de7b041e8451780643cf5751a4
Gitweb:        https://git.kernel.org/tip/6ca297d4784625de7b041e8451780643cf5751a4
Author:        Peter Zijlstra <peterz@...radead.org>
AuthorDate:    Fri, 21 Oct 2022 14:51:44 +02:00
Committer:     Dave Hansen <dave.hansen@...ux.intel.com>
CommitterDate: Thu, 15 Dec 2022 10:37:27 -08:00

mm: Rename GUP_GET_PTE_LOW_HIGH

Since it no longer applies to only PTEs, rename it to PXX.

Suggested-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Link: https://lkml.kernel.org/r/20221022114424.776404066%40infradead.org
---
 arch/mips/Kconfig       | 2 +-
 arch/sh/Kconfig         | 2 +-
 arch/x86/Kconfig        | 2 +-
 include/linux/pgtable.h | 4 ++--
 mm/Kconfig              | 2 +-
 5 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index b26b776..15cb692 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -46,7 +46,7 @@ config MIPS
 	select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC
 	select GENERIC_SMP_IDLE_THREAD
 	select GENERIC_TIME_VSYSCALL
-	select GUP_GET_PTE_LOW_HIGH if CPU_MIPS32 && PHYS_ADDR_T_64BIT
+	select GUP_GET_PXX_LOW_HIGH if CPU_MIPS32 && PHYS_ADDR_T_64BIT
 	select HAVE_ARCH_COMPILER_H
 	select HAVE_ARCH_JUMP_LABEL
 	select HAVE_ARCH_KGDB if MIPS_FP_SUPPORT
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 5f220e9..0665ac0 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -24,7 +24,7 @@ config SUPERH
 	select GENERIC_PCI_IOMAP if PCI
 	select GENERIC_SCHED_CLOCK
 	select GENERIC_SMP_IDLE_THREAD
-	select GUP_GET_PTE_LOW_HIGH if X2TLB
+	select GUP_GET_PXX_LOW_HIGH if X2TLB
 	select HAVE_ARCH_AUDITSYSCALL
 	select HAVE_ARCH_KGDB
 	select HAVE_ARCH_SECCOMP_FILTER
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 67745ce..bb1f326 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -157,7 +157,7 @@ config X86
 	select GENERIC_TIME_VSYSCALL
 	select GENERIC_GETTIMEOFDAY
 	select GENERIC_VDSO_TIME_NS
-	select GUP_GET_PTE_LOW_HIGH		if X86_PAE
+	select GUP_GET_PXX_LOW_HIGH		if X86_PAE
 	select HARDIRQS_SW_RESEND
 	select HARDLOCKUP_CHECK_TIMESTAMP	if X86_64
 	select HAVE_ACPI_APEI			if ACPI
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h
index 765fd4b..7dd3df7 100644
--- a/include/linux/pgtable.h
+++ b/include/linux/pgtable.h
@@ -305,7 +305,7 @@ static inline pmd_t pmdp_get(pmd_t *pmdp)
 }
 #endif
 
-#ifdef CONFIG_GUP_GET_PTE_LOW_HIGH
+#ifdef CONFIG_GUP_GET_PXX_LOW_HIGH
 /*
  * For walking the pagetables without holding any locks.  Some architectures
  * (eg x86-32 PAE) cannot load the entries atomically without using expensive
@@ -365,7 +365,7 @@ static inline pmd_t pmdp_get_lockless(pmd_t *pmdp)
 }
 #define pmdp_get_lockless pmdp_get_lockless
 #endif /* CONFIG_PGTABLE_LEVELS > 2 */
-#endif /* CONFIG_GUP_GET_PTE_LOW_HIGH */
+#endif /* CONFIG_GUP_GET_PXX_LOW_HIGH */
 
 /*
  * We require that the PTE can be read atomically.
diff --git a/mm/Kconfig b/mm/Kconfig
index 57e1d8c..0eabd0b 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -1044,7 +1044,7 @@ config GUP_TEST
 comment "GUP_TEST needs to have DEBUG_FS enabled"
 	depends on !GUP_TEST && !DEBUG_FS
 
-config GUP_GET_PTE_LOW_HIGH
+config GUP_GET_PXX_LOW_HIGH
 	bool
 
 config ARCH_HAS_PTE_SPECIAL