The ecryptfs readpage implementation was already synchronous, so use
AOP_UPDATED_PAGE to avoid cycling the page lock.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
fs/ecryptfs/mmap.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c
index 019572c6b39a..dee35181d789 100644
--- a/fs/ecryptfs/mmap.c
+++ b/fs/ecryptfs/mmap.c
@@ -219,12 +219,13 @@ static int ecryptfs_readpage(struct file *file, struct page *page)
}
}
out:
- if (rc)
- ClearPageUptodate(page);
- else
- SetPageUptodate(page);
- ecryptfs_printk(KERN_DEBUG, "Unlocking page with index = [0x%.16lx]\n",
+ ecryptfs_printk(KERN_DEBUG, "Returning page with index = [0x%.16lx]\n",
page->index);
+ if (!rc) {
+ SetPageUptodate(page);
+ return AOP_UPDATED_PAGE;
+ }
+ ClearPageUptodate(page);
unlock_page(page);
return rc;
}
--
2.28.0
