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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-30 03:35:38 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-30 03:35:38 +0000 |
commit | 4f8f1553146401921349e8e78962dff48cde846a (patch) | |
tree | bf5ef5abdf1ca1370eb3947d70a2c176b6b69edd /mm/readahead.c | |
parent | Adding upstream version 6.8.9. (diff) | |
download | linux-4f8f1553146401921349e8e78962dff48cde846a.tar.xz linux-4f8f1553146401921349e8e78962dff48cde846a.zip |
Adding upstream version 6.8.11.upstream/6.8.11
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | mm/readahead.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/readahead.c b/mm/readahead.c index 2648ec4f04..89139a8721 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -490,6 +490,7 @@ void page_cache_ra_order(struct readahead_control *ractl, pgoff_t index = readahead_index(ractl); pgoff_t limit = (i_size_read(mapping->host) - 1) >> PAGE_SHIFT; pgoff_t mark = index + ra->size - ra->async_size; + unsigned int nofs; int err = 0; gfp_t gfp = readahead_gfp_mask(mapping); @@ -506,6 +507,8 @@ void page_cache_ra_order(struct readahead_control *ractl, new_order--; } + /* See comment in page_cache_ra_unbounded() */ + nofs = memalloc_nofs_save(); filemap_invalidate_lock_shared(mapping); while (index <= limit) { unsigned int order = new_order; @@ -532,6 +535,7 @@ void page_cache_ra_order(struct readahead_control *ractl, read_pages(ractl); filemap_invalidate_unlock_shared(mapping); + memalloc_nofs_restore(nofs); /* * If there were already pages in the page cache, then we may have |