diff options
author | Len Brown <len.brown@intel.com> | 2006-01-07 03:50:18 -0500 |
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committer | Len Brown <len.brown@intel.com> | 2006-01-07 03:50:18 -0500 |
commit | ed03f430cdc8c802652467e9097606fedc2c7abc (patch) | |
tree | 30941ec1e6f93e99358fefe18175e5dd800a4379 /mm/readahead.c | |
parent | ed349a8a0a780ed27e2a765f16cee54d9b63bfee (diff) | |
parent | 6f957eaf79356a32e838f5f262ee9a60544b1d5b (diff) | |
download | op-kernel-dev-ed03f430cdc8c802652467e9097606fedc2c7abc.zip op-kernel-dev-ed03f430cdc8c802652467e9097606fedc2c7abc.tar.gz |
Pull pnpacpi into acpica branch
Diffstat (limited to 'mm/readahead.c')
-rw-r--r-- | mm/readahead.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/mm/readahead.c b/mm/readahead.c index 72e7adb..8d6eeaa 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -158,7 +158,7 @@ static int read_pages(struct address_space *mapping, struct file *filp, { unsigned page_idx; struct pagevec lru_pvec; - int ret = 0; + int ret; if (mapping->a_ops->readpages) { ret = mapping->a_ops->readpages(filp, mapping, pages, nr_pages); @@ -171,14 +171,17 @@ static int read_pages(struct address_space *mapping, struct file *filp, list_del(&page->lru); if (!add_to_page_cache(page, mapping, page->index, GFP_KERNEL)) { - mapping->a_ops->readpage(filp, page); - if (!pagevec_add(&lru_pvec, page)) - __pagevec_lru_add(&lru_pvec); - } else { - page_cache_release(page); + ret = mapping->a_ops->readpage(filp, page); + if (ret != AOP_TRUNCATED_PAGE) { + if (!pagevec_add(&lru_pvec, page)) + __pagevec_lru_add(&lru_pvec); + continue; + } /* else fall through to release */ } + page_cache_release(page); } pagevec_lru_add(&lru_pvec); + ret = 0; out: return ret; } |