X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=filesetup.c;h=0631a01f96a635789f925e6f54f7abf9a23ce92f;hp=a6a94ee16f64f34467563dcccdef6a640a75792d;hb=a9f517ae84b6183fee8cdafe83b8ecb4b76e05a3;hpb=6c3169f9cbe179a89bbbaa9de26e54711d027e99

diff --git a/filesetup.c b/filesetup.c
index a6a94ee1..0631a01f 100644
--- a/filesetup.c
+++ b/filesetup.c
@@ -15,7 +15,6 @@
 #include "os/os.h"
 #include "hash.h"
 #include "lib/axmap.h"
-#include "lib/memalign.h"
 
 #ifdef CONFIG_LINUX_FALLOCATE
 #include <linux/falloc.h>
@@ -147,8 +146,6 @@ static int extend_file(struct thread_data *td, struct fio_file *f)
 		flags |= O_CREAT;
 	if (new_layout)
 		flags |= O_TRUNC;
-	if (td->o.odirect)
-		flags |= OS_O_DIRECT;
 
 #ifdef WIN32
 	flags |= _O_BINARY;
@@ -162,14 +159,8 @@ static int extend_file(struct thread_data *td, struct fio_file *f)
 		if (err == ENOENT && !td->o.allow_create)
 			log_err("fio: file creation disallowed by "
 					"allow_file_create=0\n");
-		else {
-			if (err == EINVAL && (flags & OS_O_DIRECT))
-				log_err("fio: looks like your filesystem "
-					"does not support "
-					"direct=1/buffered=0\n");
-
+		else
 			td_verror(td, err, "open");
-		}
 		return 1;
 	}
 
@@ -201,9 +192,9 @@ static int extend_file(struct thread_data *td, struct fio_file *f)
 	if (bs > left)
 		bs = left;
 
-	b = fio_memalign(page_size, bs);
+	b = malloc(bs);
 	if (!b) {
-		td_verror(td, errno, "fio_memalign");
+		td_verror(td, errno, "malloc");
 		goto err;
 	}
 
@@ -256,14 +247,14 @@ static int extend_file(struct thread_data *td, struct fio_file *f)
 			f->io_size = f->real_file_size;
 	}
 
-	fio_memfree(b, bs);
+	free(b);
 done:
 	return 0;
 err:
 	close(f->fd);
 	f->fd = -1;
 	if (b)
-		fio_memfree(b, bs);
+		free(b);
 	return 1;
 }
 
@@ -1351,6 +1342,7 @@ void close_and_free_files(struct thread_data *td)
 {
 	struct fio_file *f;
 	unsigned int i;
+	bool use_free = td_ioengine_flagged(td, FIO_NOFILEHASH);
 
 	dprint(FD_FILE, "close files\n");
 
@@ -1370,13 +1362,19 @@ void close_and_free_files(struct thread_data *td)
 			td_io_unlink_file(td, f);
 		}
 
-		sfree(f->file_name);
+		if (use_free)
+			free(f->file_name);
+		else
+			sfree(f->file_name);
 		f->file_name = NULL;
 		if (fio_file_axmap(f)) {
 			axmap_free(f->io_axmap);
 			f->io_axmap = NULL;
 		}
-		sfree(f);
+		if (use_free)
+			free(f);
+		else
+			sfree(f);
 	}
 
 	td->o.filename = NULL;
@@ -1490,7 +1488,10 @@ static struct fio_file *alloc_new_file(struct thread_data *td)
 {
 	struct fio_file *f;
 
-	f = smalloc(sizeof(*f));
+	if (td_ioengine_flagged(td, FIO_NOFILEHASH))
+		f = calloc(1, sizeof(*f));
+	else
+		f = smalloc(sizeof(*f));
 	if (!f) {
 		assert(0);
 		return NULL;
@@ -1573,7 +1574,10 @@ int add_file(struct thread_data *td, const char *fname, int numjob, int inc)
 	if (td->io_ops && td_ioengine_flagged(td, FIO_DISKLESSIO))
 		f->real_file_size = -1ULL;
 
-	f->file_name = smalloc_strdup(file_name);
+	if (td_ioengine_flagged(td, FIO_NOFILEHASH))
+		f->file_name = strdup(file_name);
+	else
+		f->file_name = smalloc_strdup(file_name);
 	if (!f->file_name)
 		assert(0);
 
@@ -1597,7 +1601,8 @@ int add_file(struct thread_data *td, const char *fname, int numjob, int inc)
 	if (f->filetype == FIO_TYPE_FILE)
 		td->nr_normal_files++;
 
-	set_already_allocated(file_name);
+	if (td->o.numjobs > 1)
+		set_already_allocated(file_name);
 
 	if (inc)
 		td->o.nr_files++;
@@ -1777,7 +1782,10 @@ void dup_files(struct thread_data *td, struct thread_data *org)
 		__f = alloc_new_file(td);
 
 		if (f->file_name) {
-			__f->file_name = smalloc_strdup(f->file_name);
+			if (td_ioengine_flagged(td, FIO_NOFILEHASH))
+				__f->file_name = strdup(f->file_name);
+			else
+				__f->file_name = smalloc_strdup(f->file_name);
 			if (!__f->file_name)
 				assert(0);
 
@@ -1852,3 +1860,32 @@ void filesetup_mem_free(void)
 {
 	free_already_allocated();
 }
+
+/*
+ * This function is for platforms which support direct I/O but not O_DIRECT.
+ */
+int fio_set_directio(struct thread_data *td, struct fio_file *f)
+{
+#ifdef FIO_OS_DIRECTIO
+	int ret = fio_set_odirect(f);
+
+	if (ret) {
+		td_verror(td, ret, "fio_set_directio");
+#if defined(__sun__)
+		if (ret == ENOTTY) { /* ENOTTY suggests RAW device or ZFS */
+			log_err("fio: doing directIO to RAW devices or ZFS not supported\n");
+		} else {
+			log_err("fio: the file system does not seem to support direct IO\n");
+		}
+#else
+		log_err("fio: the file system does not seem to support direct IO\n");
+#endif
+		return -1;
+	}
+
+	return 0;
+#else
+	log_err("fio: direct IO is not supported on this host operating system\n");
+	return -1;
+#endif
+}