diff options
| author | Liam R. Howlett <Liam.Howlett@Oracle.com> | 2022-09-06 21:48:56 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-09-27 04:46:21 +0200 |
| commit | 5f14b9246e8944243c70253b28830de619800d31 (patch) | |
| tree | 5335778abc332ee750739725929eb7c05b4e8c09 /fs/proc/base.c | |
| parent | exec: use VMA iterator instead of linked list (diff) | |
| download | linux-5f14b9246e8944243c70253b28830de619800d31.tar.xz linux-5f14b9246e8944243c70253b28830de619800d31.zip | |
fs/proc/base: use the vma iterators in place of linked list
Use the vma iterator instead of a for loop across the linked list. The
link list of vmas will be removed in this patch set.
Link: https://lkml.kernel.org/r/20220906194824.2110408-43-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
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: Davidlohr Bueso <dave@stgolabs.net>
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: SeongJae Park <sj@kernel.org>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/proc/base.c')
| -rw-r--r-- | fs/proc/base.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index 93f7e3d971e4..12885a75913f 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -2350,6 +2350,7 @@ proc_map_files_readdir(struct file *file, struct dir_context *ctx) GENRADIX(struct map_files_info) fa; struct map_files_info *p; int ret; + struct vma_iterator vmi; genradix_init(&fa); @@ -2388,7 +2389,9 @@ proc_map_files_readdir(struct file *file, struct dir_context *ctx) * routine might require mmap_lock taken in might_fault(). */ - for (vma = mm->mmap, pos = 2; vma; vma = vma->vm_next) { + pos = 2; + vma_iter_init(&vmi, mm, 0); + for_each_vma(vmi, vma) { if (!vma->vm_file) continue; if (++pos <= ctx->pos) |