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authorDave Kleikamp <shaggy@austin.ibm.com>2006-06-01 19:41:23 +0000
committerSteve French <sfrench@us.ibm.com>2006-06-01 19:41:23 +0000
commit273d81d6ada951ba99f10b755d6f849dbb352730 (patch)
treecfb22593741e71b5f311c4180c542d63f7bcc4df /fs/cifs/file.c
parent3856a9d443ee24248683c415e535f7a2b0fed0f3 (diff)
downloadop-kernel-dev-273d81d6ada951ba99f10b755d6f849dbb352730.zip
op-kernel-dev-273d81d6ada951ba99f10b755d6f849dbb352730.tar.gz
[CIFS] Do not overwrite aops
cifs should not be overwriting an element of the aops structure, since the structure is shared by all cifs inodes. Instead define a separate aops structure to suit each purpose. I also took the liberty of replacing a hard-coded 4096 with PAGE_CACHE_SIZE Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com> Signed-off-by: Steven French <sfrench@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org>
Diffstat (limited to 'fs/cifs/file.c')
-rw-r--r--fs/cifs/file.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 379369e..d62e29f 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1959,3 +1959,19 @@ struct address_space_operations cifs_addr_ops = {
/* .sync_page = cifs_sync_page, */
/* .direct_IO = */
};
+
+/*
+ * cifs_readpages requires the server to support a buffer large enough to
+ * contain the header plus one complete page of data. Otherwise, we need
+ * to leave cifs_readpages out of the address space operations.
+ */
+struct address_space_operations cifs_addr_ops_smallbuf = {
+ .readpage = cifs_readpage,
+ .writepage = cifs_writepage,
+ .writepages = cifs_writepages,
+ .prepare_write = cifs_prepare_write,
+ .commit_write = cifs_commit_write,
+ .set_page_dirty = __set_page_dirty_nobuffers,
+ /* .sync_page = cifs_sync_page, */
+ /* .direct_IO = */
+};
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