netfs: Count DIO writes

[linux-block.git] / fs / netfs / stats.c

diff --git a/fs/netfs/stats.c b/fs/netfs/stats.c
index 5510a7a14a40dda1a53d344399852d001252aaa0..42db36528d921381614905395ca5de543f443b8f 100644 (file)
--- a/fs/netfs/stats.c
+++ b/fs/netfs/stats.c
@@ -9,6 +9,8 @@
 #include <linux/seq_file.h>
 #include "internal.h"
 
+atomic_t netfs_n_rh_dio_read;
+atomic_t netfs_n_rh_dio_write;
 atomic_t netfs_n_rh_readahead;
 atomic_t netfs_n_rh_readpage;
 atomic_t netfs_n_rh_rreq;
@@ -27,32 +29,46 @@ atomic_t netfs_n_rh_write_begin;
 atomic_t netfs_n_rh_write_done;
 atomic_t netfs_n_rh_write_failed;
 atomic_t netfs_n_rh_write_zskip;
+atomic_t netfs_n_wh_upload;
+atomic_t netfs_n_wh_upload_done;
+atomic_t netfs_n_wh_upload_failed;
+atomic_t netfs_n_wh_write;
+atomic_t netfs_n_wh_write_done;
+atomic_t netfs_n_wh_write_failed;
 
-void netfs_stats_show(struct seq_file *m)
+int netfs_stats_show(struct seq_file *m, void *v)
 {
-       seq_printf(m, "RdHelp : RA=%u RP=%u WB=%u WBZ=%u rr=%u sr=%u\n",
+       seq_printf(m, "Netfs  : DR=%u DW=%u RA=%u RP=%u WB=%u WBZ=%u\n",
+                  atomic_read(&netfs_n_rh_dio_read),
+                  atomic_read(&netfs_n_rh_dio_write),
                   atomic_read(&netfs_n_rh_readahead),
                   atomic_read(&netfs_n_rh_readpage),
                   atomic_read(&netfs_n_rh_write_begin),
-                  atomic_read(&netfs_n_rh_write_zskip),
-                  atomic_read(&netfs_n_rh_rreq),
-                  atomic_read(&netfs_n_rh_sreq));
-       seq_printf(m, "RdHelp : ZR=%u sh=%u sk=%u\n",
+                  atomic_read(&netfs_n_rh_write_zskip));
+       seq_printf(m, "Netfs  : ZR=%u sh=%u sk=%u\n",
                   atomic_read(&netfs_n_rh_zero),
                   atomic_read(&netfs_n_rh_short_read),
                   atomic_read(&netfs_n_rh_write_zskip));
-       seq_printf(m, "RdHelp : DL=%u ds=%u df=%u di=%u\n",
+       seq_printf(m, "Netfs  : DL=%u ds=%u df=%u di=%u\n",
                   atomic_read(&netfs_n_rh_download),
                   atomic_read(&netfs_n_rh_download_done),
                   atomic_read(&netfs_n_rh_download_failed),
                   atomic_read(&netfs_n_rh_download_instead));
-       seq_printf(m, "RdHelp : RD=%u rs=%u rf=%u\n",
+       seq_printf(m, "Netfs  : RD=%u rs=%u rf=%u\n",
                   atomic_read(&netfs_n_rh_read),
                   atomic_read(&netfs_n_rh_read_done),
                   atomic_read(&netfs_n_rh_read_failed));
-       seq_printf(m, "RdHelp : WR=%u ws=%u wf=%u\n",
-                  atomic_read(&netfs_n_rh_write),
-                  atomic_read(&netfs_n_rh_write_done),
-                  atomic_read(&netfs_n_rh_write_failed));
+       seq_printf(m, "Netfs  : UL=%u us=%u uf=%u\n",
+                  atomic_read(&netfs_n_wh_upload),
+                  atomic_read(&netfs_n_wh_upload_done),
+                  atomic_read(&netfs_n_wh_upload_failed));
+       seq_printf(m, "Netfs  : WR=%u ws=%u wf=%u\n",
+                  atomic_read(&netfs_n_wh_write),
+                  atomic_read(&netfs_n_wh_write_done),
+                  atomic_read(&netfs_n_wh_write_failed));
+       seq_printf(m, "Netfs  : rr=%u sr=%u\n",
+                  atomic_read(&netfs_n_rh_rreq),
+                  atomic_read(&netfs_n_rh_sreq));
+       return fscache_stats_show(m);
 }
 EXPORT_SYMBOL(netfs_stats_show);