diff options
| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-09-06 21:48:53 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-09-27 04:46:19 +0200 |
| commit | 70fa203165d96ae03abb83cf60d30c44e6b81a12 (patch) | |
| tree | 44928d0ce7b0f9b394063e06068b6d57f7ec522d /arch/parisc | |
| parent | arm64: Change elfcore for_each_mte_vma() to use VMA iterator (diff) | |
| download | linux-70fa203165d96ae03abb83cf60d30c44e6b81a12.tar.xz linux-70fa203165d96ae03abb83cf60d30c44e6b81a12.zip | |
parisc: remove mmap linked list from cache handling
Use the VMA iterator instead.
Link: https://lkml.kernel.org/r/20220906194824.2110408-33-Liam.Howlett@oracle.com
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Davidlohr Bueso <dave@stgolabs.net>
Tested-by: Yu Zhao <yuzhao@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: SeongJae Park <sj@kernel.org>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/kernel/cache.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c index 3feb7694e0ca..1d3b8bc8a623 100644 --- a/arch/parisc/kernel/cache.c +++ b/arch/parisc/kernel/cache.c @@ -657,15 +657,20 @@ static inline unsigned long mm_total_size(struct mm_struct *mm) { struct vm_area_struct *vma; unsigned long usize = 0; + VMA_ITERATOR(vmi, mm, 0); - for (vma = mm->mmap; vma && usize < parisc_cache_flush_threshold; vma = vma->vm_next) + for_each_vma(vmi, vma) { + if (usize >= parisc_cache_flush_threshold) + break; usize += vma->vm_end - vma->vm_start; + } return usize; } void flush_cache_mm(struct mm_struct *mm) { struct vm_area_struct *vma; + VMA_ITERATOR(vmi, mm, 0); /* * Flushing the whole cache on each cpu takes forever on @@ -685,7 +690,7 @@ void flush_cache_mm(struct mm_struct *mm) } /* Flush mm */ - for (vma = mm->mmap; vma; vma = vma->vm_next) + for_each_vma(vmi, vma) flush_cache_pages(vma, vma->vm_start, vma->vm_end); } |