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mm: pgtable: move __tlb_remove_table_one() in x86 to generic file

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The __tlb_remove_table_one() in x86 does not contain architecture-specific
content, so move it to the generic file.

Link: https://lkml.kernel.org/r/aab8a449bc67167943fd2cb5aab0a3a23b7b1cd7.1736317725.git.zhengqi.arch@bytedance.com
Signed-off-by: Qi Zheng <zhengqi.arch@bytedance.com>
Reviewed-by: Kevin Brodsky <kevin.brodsky@arm.com>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Alexandre Ghiti <alex@ghiti.fr>
Cc: Alexandre Ghiti <alexghiti@rivosinc.com>
Cc: Andreas Larsson <andreas@gaisler.com>
Cc: Aneesh Kumar K.V (Arm) <aneesh.kumar@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Jann Horn <jannh@google.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Mike Rapoport (Microsoft) <rppt@kernel.org>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Cc: Will Deacon <will@kernel.org>
Cc: Yu Zhao <yuzhao@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Qi Zheng 2025-01-08 14:57:32 +08:00 • committed by Andrew Morton
parent 92ec7fd136
commit e74e173101
2 changed files with 18 additions and 21 deletions
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19
arch/x86/include/asm/tlb.h
View file

@ -20,25 +20,6 @@ static inline void tlb_flush(struct mmu_gather *tlb)
flush_tlb_mm_range(tlb->mm, start, end, stride_shift, tlb->freed_tables); flush_tlb_mm_range(tlb->mm, start, end, stride_shift, tlb->freed_tables);
} }
#ifdef CONFIG_PT_RECLAIM
static inline void __tlb_remove_table_one_rcu(struct rcu_head *head)
{
struct ptdesc *ptdesc;
ptdesc = container_of(head, struct ptdesc, pt_rcu_head);
__tlb_remove_table(ptdesc);
}
static inline void __tlb_remove_table_one(void *table)
{
struct ptdesc *ptdesc;
ptdesc = table;
call_rcu(&ptdesc->pt_rcu_head, __tlb_remove_table_one_rcu);
}
#define __tlb_remove_table_one __tlb_remove_table_one
#endif /* CONFIG_PT_RECLAIM */
static inline void invlpg(unsigned long addr) static inline void invlpg(unsigned long addr)
{ {
asm volatile("invlpg (%0)" ::"r" (addr) : "memory"); asm volatile("invlpg (%0)" ::"r" (addr) : "memory");

20
mm/mmu_gather.c
View file

@ -311,13 +311,29 @@ static inline void tlb_table_invalidate(struct mmu_gather *tlb)
} }
} }
#ifndef __tlb_remove_table_one #ifdef CONFIG_PT_RECLAIM
static inline void __tlb_remove_table_one_rcu(struct rcu_head *head)
{
struct ptdesc *ptdesc;
ptdesc = container_of(head, struct ptdesc, pt_rcu_head);
__tlb_remove_table(ptdesc);
}
static inline void __tlb_remove_table_one(void *table)
{
struct ptdesc *ptdesc;
ptdesc = table;
call_rcu(&ptdesc->pt_rcu_head, __tlb_remove_table_one_rcu);
}
#else
static inline void __tlb_remove_table_one(void *table) static inline void __tlb_remove_table_one(void *table)
{ {
tlb_remove_table_sync_one(); tlb_remove_table_sync_one();
__tlb_remove_table(table); __tlb_remove_table(table);
} }
#endif #endif /* CONFIG_PT_RECLAIM */
static void tlb_remove_table_one(void *table) static void tlb_remove_table_one(void *table)
{ {