diff options
Diffstat (limited to 'fs/cifs')
| -rw-r--r-- | fs/cifs/connect.c | 11 | ||||
| -rw-r--r-- | fs/cifs/file.c | 8 | ||||
| -rw-r--r-- | fs/cifs/transport.c | 1 |
3 files changed, 17 insertions, 3 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 88f60aa52058..e488603fb1e7 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -1785,7 +1785,16 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, } else if(volume_info.wsize) cifs_sb->wsize = volume_info.wsize; else - cifs_sb->wsize = CIFSMaxBufSize; /* default */ + cifs_sb->wsize = + min_t(const int, PAGEVEC_SIZE * PAGE_CACHE_SIZE, + 127*1024); + /* old default of CIFSMaxBufSize was too small now + that SMB Write2 can send multiple pages in kvec. + RFC1001 does not describe what happens when frame + bigger than 128K is sent so use that as max in + conjunction with 52K kvec constraint on arch with 4K + page size */ + if(cifs_sb->rsize < PAGE_CACHE_SIZE) { cifs_sb->rsize = PAGE_CACHE_SIZE; /* Windows ME does this */ diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 77c990f0cb98..d17c97d07c80 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -1190,7 +1190,6 @@ retry: /* BB what if continued retry is requested via mount flags? */ set_bit(AS_EIO, &mapping->flags); - SetPageError(page); } else { cifs_stats_bytes_written(cifs_sb->tcon, bytes_written); @@ -1198,6 +1197,13 @@ retry: } for (i = 0; i < n_iov; i++) { page = pvec.pages[first + i]; + /* Should we also set page error on + success rc but too little data written? */ + /* BB investigate retry logic on temporary + server crash cases and how recovery works + when page marked as error */ + if(rc) + SetPageError(page); kunmap(page); unlock_page(page); page_cache_release(page); diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 7b98792150ea..b12cb8a7da7c 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -498,7 +498,6 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, else *pRespBufType = CIFS_SMALL_BUFFER; iov[0].iov_len = receive_len + 4; - iov[1].iov_len = 0; dump_smb(midQ->resp_buf, 80); /* convert the length into a more usable form */ |