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mm: Rename GUP_GET_PTE_LOW_HIGH

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

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20221022114424.776404066%40infradead.org
This commit is contained in:
Peter Zijlstra 2022-10-21 14:51:44 +02:00 committed by Dave Hansen
parent 024d232ae4
commit 6ca297d478
5 changed files with 6 additions and 6 deletions
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2
arch/mips/Kconfig
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@ -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

2
arch/sh/Kconfig
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@ -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

2
arch/x86/Kconfig
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@ -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

4
include/linux/pgtable.h
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@ -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.

2
mm/Kconfig
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@ -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