Extend --readonly

[fio.git] / log.c

diff --git a/log.c b/log.c
index 759771ae6a5d3167b7fcb36f92990164d3faf351..66b8f5babfe106ba3d7d1a68ab02d393d3467c22 100644 (file)
--- a/log.c
+++ b/log.c
@@ -233,9 +233,14 @@ static int read_iolog2(struct thread_data *td, FILE *f)
                        
                if (rw == DDIR_READ)
                        reads++;
-               else if (rw == DDIR_WRITE)
+               else if (rw == DDIR_WRITE) {
                        writes++;
-               else if (rw != DDIR_SYNC && rw != DDIR_INVAL) {
+                       /*
+                        * Don't add a write for ro mode
+                        */
+                       if (read_only)
+                               continue;
+               } else if (rw != DDIR_SYNC && rw != DDIR_INVAL) {
                        log_err("bad ddir: %d\n", rw);
                        continue;
                }
@@ -263,6 +268,11 @@ static int read_iolog2(struct thread_data *td, FILE *f)
        free(act);
        free(fname);
 
+       if (writes && read_only) {
+               log_err("fio: <%s> skips replay of %d writes due to read-only\n", td->o.name, writes);
+               writes = 0;
+       }
+
        if (!reads && !writes)
                return 1;
        else if (reads && !writes)
@@ -301,9 +311,14 @@ static int read_iolog(struct thread_data *td, FILE *f)
                }
                if (rw == DDIR_READ)
                        reads++;
-               else if (rw == DDIR_WRITE)
+               else if (rw == DDIR_WRITE) {
                        writes++;
-               else if (rw != DDIR_SYNC) {
+                       /*
+                        * Don't add a write for ro mode
+                        */
+                       if (read_only)
+                               continue;
+               } else if (rw != DDIR_SYNC) {
                        log_err("bad ddir: %d\n", rw);
                        continue;
                }
@@ -322,6 +337,11 @@ static int read_iolog(struct thread_data *td, FILE *f)
 
        free(str);
 
+       if (writes && read_only) {
+               log_err("fio: <%s> skips replay of %d writes due to read-only\n", td->o.name, writes);
+               writes = 0;
+       }
+
        if (!reads && !writes)
                return 1;
        else if (reads && !writes)