libata: irq-pio build fixes

[powerpc.git] / fs / direct-io.c

diff --git a/fs/direct-io.c b/fs/direct-io.c
index 30dbbd1..848044a 100644 (file)
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -857,6 +857,7 @@ do_holes:
                        /* Handle holes */
                        if (!buffer_mapped(map_bh)) {
                                char *kaddr;
+                               loff_t i_size_aligned;
 
                                /* AKPM: eargh, -ENOTBLK is a hack */
                                if (dio->rw == WRITE) {
@@ -864,8 +865,14 @@ do_holes:
                                        return -ENOTBLK;
                                }
 
+                               /*
+                                * Be sure to account for a partial block as the
+                                * last block in the file
+                                */
+                               i_size_aligned = ALIGN(i_size_read(dio->inode),
+                                                       1 << blkbits);
                                if (dio->block_in_file >=
-                                       i_size_read(dio->inode)>>blkbits) {
+                                               i_size_aligned >> blkbits) {
                                        /* We hit eof */
                                        page_cache_release(page);
                                        goto out;