Add support for compiling for ESX

[fio.git] / filesetup.c

diff --git a/filesetup.c b/filesetup.c
index 38ccf31dfea99fb91a48055db640400c1c25db9e..1facccd79f995021c03b80dead4a103b067c9189 100644 (file)
--- a/filesetup.c
+++ b/filesetup.c
@@ -69,6 +69,10 @@ static int extend_file(struct thread_data *td, struct fio_file *f)
        if (new_layout)
                flags |= O_TRUNC;
 
+#ifdef WIN32
+       flags |= _O_BINARY;
+#endif
+
        dprint(FD_FILE, "open file %s, flags %x\n", f->file_name, flags);
        f->fd = open(f->file_name, flags, 0644);
        if (f->fd < 0) {
@@ -386,6 +390,10 @@ static int __file_invalidate_cache(struct thread_data *td, struct fio_file *f,
 {
        int ret = 0;
 
+#ifdef CONFIG_ESX
+       return 0;
+#endif
+
        if (len == -1ULL)
                len = f->io_size;
        if (off == -1ULL)
@@ -397,7 +405,9 @@ static int __file_invalidate_cache(struct thread_data *td, struct fio_file *f,
        dprint(FD_IO, "invalidate cache %s: %llu/%llu\n", f->file_name, off,
                                                                len);
 
-       if (f->mmap_ptr) {
+       if (td->io_ops->invalidate)
+               ret = td->io_ops->invalidate(td, f);
+       else if (f->mmap_ptr) {
                ret = posix_madvise(f->mmap_ptr, f->mmap_sz, POSIX_MADV_DONTNEED);
 #ifdef FIO_MADV_FREE
                if (f->filetype == FIO_TYPE_BD)
@@ -481,6 +491,10 @@ int file_lookup_open(struct fio_file *f, int flags)
                from_hash = 0;
        }
 
+#ifdef WIN32
+       flags |= _O_BINARY;
+#endif
+
        f->fd = open(f->file_name, flags, 0600);
        return from_hash;
 }
@@ -711,8 +725,8 @@ static unsigned long long get_fs_free_counts(struct thread_data *td)
                if (fm)
                        continue;
 
-               fm = malloc(sizeof(*fm));
-               strcpy(fm->__base, buf);
+               fm = calloc(1, sizeof(*fm));
+               strncpy(fm->__base, buf, sizeof(fm->__base) - 1);
                fm->base = basename(fm->__base);
                fm->key = sb.st_dev;
                flist_add(&fm->list, &list);
@@ -885,6 +899,11 @@ int setup_files(struct thread_data *td)
        if (!o->size || o->size > total_size)
                o->size = total_size;
 
+       if (o->size < td_min_bs(td)) {
+               log_err("fio: blocksize too large for data set\n");
+               goto err_out;
+       }
+
        /*
         * See if we need to extend some files
         */
@@ -915,7 +934,13 @@ int setup_files(struct thread_data *td)
 
                        err = __file_invalidate_cache(td, f, old_len,
                                                                extend_len);
-                       close(f->fd);
+
+                       /*
+                        * Shut up static checker
+                        */
+                       if (f->fd != -1)
+                               close(f->fd);
+
                        f->fd = -1;
                        if (err)
                                break;
@@ -933,8 +958,12 @@ int setup_files(struct thread_data *td)
         * iolog already set the total io size, if we read back
         * stored entries.
         */
-       if (!o->read_iolog_file)
-               td->total_io_size = o->size * o->loops;
+       if (!o->read_iolog_file) {
+               if (o->io_limit)
+                       td->total_io_size = o->io_limit * o->loops;
+               else
+                       td->total_io_size = o->size * o->loops;
+       }
 
 done:
        if (o->create_only)
@@ -1025,7 +1054,7 @@ int init_random_map(struct thread_data *td)
                        unsigned long seed;
 
                        seed = td->rand_seeds[FIO_RAND_BLOCK_OFF];
-                       
+
                        if (!lfsr_init(&f->lfsr, blocks, seed, 0))
                                continue;
                } else if (!td->o.norandommap) {
@@ -1499,6 +1528,8 @@ int get_fileno(struct thread_data *td, const char *fname)
 void free_release_files(struct thread_data *td)
 {
        close_files(td);
+       td->o.nr_files = 0;
+       td->o.open_files = 0;
        td->files_index = 0;
        td->nr_normal_files = 0;
 }