#include "fio.h"
#include "os.h"
+int open_file(struct thread_data *td, struct fio_file *f, int flags, int perm)
+{
+ if (flags & O_CREAT)
+ f->fd = open(f->file_name, flags, perm);
+ else
+ f->fd = open(f->file_name, flags);
+
+ if (f->fd != -1) {
+ td->nr_open_files++;
+ return 0;
+ }
+
+ return 1;
+}
+
+void close_file(struct thread_data *td, struct fio_file *f)
+{
+ if (f->fd != -1) {
+ close(f->fd);
+ f->fd = -1;
+ td->nr_open_files--;
+ }
+}
+
/*
* Check if the file exists and it's large enough.
*/
{
struct stat st;
- if (td->filetype != FIO_TYPE_FILE || (td->io_ops->flags & FIO_NULLIO))
+ if (td->filetype != FIO_TYPE_FILE)
return 0;
if (lstat(f->file_name, &st) == -1)
for_each_file(td, f, i) {
int file_there = !file_ok(td, f);
- if (file_there && td->ddir == DDIR_WRITE &&
- !td->overwrite) {
+ if (file_there && td_write(td) && !td->overwrite) {
unlink(f->file_name);
file_there = 0;
}
{
struct stat st;
- /*
- * if we are not doing real io, just pretend the file is as large
- * as the size= given. this works fine with nrfiles > 1 as well,
- * we only really care about it being at least as big as size=
- */
- if (td->io_ops->flags & FIO_NULLIO) {
- f->real_file_size = f->file_size = td->total_file_size;
- return 0;
- }
-
if (td->overwrite) {
if (fstat(f->fd, &st) == -1) {
td_verror(td, errno, "fstat");
*/
if (td->io_ops->flags & FIO_MMAPIO)
ret = madvise(f->mmap, f->file_size, MADV_DONTNEED);
- else if (td->filetype == FIO_TYPE_FILE)
- ret = fadvise(f->fd, f->file_offset, f->file_size, POSIX_FADV_DONTNEED);
- else if (td->filetype == FIO_TYPE_BD)
- ret = blockdev_invalidate_cache(f->fd);
- else if (td->filetype == FIO_TYPE_CHAR)
+ else if (td->filetype == FIO_TYPE_FILE) {
+ if (!td->odirect)
+ ret = fadvise(f->fd, f->file_offset, f->file_size, POSIX_FADV_DONTNEED);
+ } else if (td->filetype == FIO_TYPE_BD) {
+ if (!td->odirect)
+ ret = blockdev_invalidate_cache(f->fd);
+ } else if (td->filetype == FIO_TYPE_CHAR)
ret = 0;
if (ret < 0) {
return 1;
}
- return 0;
+ return ret;
}
static int __setup_file_mmap(struct thread_data *td, struct fio_file *f)
if (td->invalidate_cache && file_invalidate_cache(td, f))
return 1;
- if (td->sequential) {
+ if (!td_random(td)) {
if (madvise(f->mmap, f->file_size, MADV_SEQUENTIAL) < 0) {
td_verror(td, errno, "madvise");
return 1;
if (td->invalidate_cache && file_invalidate_cache(td, f))
return 1;
- if (td->sequential) {
+ if (!td_random(td)) {
if (fadvise(f->fd, f->file_offset, f->file_size, POSIX_FADV_SEQUENTIAL) < 0) {
td_verror(td, errno, "fadvise");
return 1;
{
int flags = 0;
- if (td->io_ops->flags & FIO_NETIO)
+ if (td->io_ops->flags & FIO_SELFOPEN)
return 0;
- /*
- * we need a valid file descriptor, but don't create a real file.
- * lets just dup stdout, seems like a sensible approach.
- */
- if (td->io_ops->flags & FIO_NULLIO)
- f->fd = dup(STDOUT_FILENO);
- else {
- if (td->odirect)
- flags |= OS_O_DIRECT;
- if (td->sync_io)
- flags |= O_SYNC;
-
- if (td_write(td) || td_rw(td)) {
- flags |= O_RDWR;
-
- if (td->filetype == FIO_TYPE_FILE) {
- if (!td->overwrite)
- flags |= O_TRUNC;
+ if (td->odirect)
+ flags |= OS_O_DIRECT;
+ if (td->sync_io)
+ flags |= O_SYNC;
- flags |= O_CREAT;
- }
+ if (td_write(td) || td_rw(td)) {
+ flags |= O_RDWR;
- f->fd = open(f->file_name, flags, 0600);
- } else {
- if (td->filetype == FIO_TYPE_CHAR)
- flags |= O_RDWR;
- else
- flags |= O_RDONLY;
+ if (td->filetype == FIO_TYPE_FILE) {
+ if (!td->overwrite)
+ flags |= O_TRUNC;
- f->fd = open(f->file_name, flags);
+ flags |= O_CREAT;
}
+
+ open_file(td, f, flags, 0600);
+ } else {
+ if (td->filetype == FIO_TYPE_CHAR)
+ flags |= O_RDWR;
+ else
+ flags |= O_RDONLY;
+
+ open_file(td, f, flags, 0);
}
if (f->fd == -1) {
return 1;
}
- if (get_file_size(td, f))
+ if (get_file_size(td, f)) {
+ close_file(td, f);
return 1;
+ }
return 0;
}
if (!err)
return 0;
- for_each_file(td, f, i) {
- if (f->fd != -1) {
- close(f->fd);
- f->fd = -1;
- }
- }
+ for_each_file(td, f, i)
+ close_file(td, f);
return err;
}
else
err = setup_files_plain(td);
- for_each_file(td, f, i) {
- if (f->fd != -1) {
- close(f->fd);
- f->fd = -1;
- }
- }
+ for_each_file(td, f, i)
+ close_file(td, f);
return err;
}
free(f->file_name);
f->file_name = NULL;
}
- if (f->fd != -1) {
- close(f->fd);
- f->fd = -1;
- }
+
+ close_file(td, f);
+
if (f->mmap) {
munmap(f->mmap, f->file_size);
f->mmap = NULL;