The mtd fio engine will support trim (interpreted as erase). There is no particular reason to tie trims to block devices, as it is only a particular ioengine which calls the trim ioctl, not generic code. This patch simply removes the test which checks that trim is only run on block devices.
Signed-off-by: Dan Ehrenberg <[email protected]> --- filesetup.c | 5 ----- fio.1 | 4 ++-- 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/filesetup.c b/filesetup.c index 0fb5589..4b63632 100644 --- a/filesetup.c +++ b/filesetup.c @@ -512,11 +512,6 @@ int generic_open_file(struct thread_data *td, struct fio_file *f) dprint(FD_FILE, "fd open %s\n", f->file_name); - if (td_trim(td) && f->filetype != FIO_TYPE_BD) { - log_err("fio: trim only applies to block device\n"); - return 1; - } - if (!strcmp(f->file_name, "-")) { if (td_rw(td)) { log_err("fio: can't read/write to stdin/out\n"); diff --git a/fio.1 b/fio.1 index 0164f42..b94fb43 100644 --- a/fio.1 +++ b/fio.1 @@ -270,7 +270,7 @@ Sequential reads. Sequential writes. .TP .B trim -Sequential trim (Linux block devices only). +Sequential trim. .TP .B randread Random reads. @@ -279,7 +279,7 @@ Random reads. Random writes. .TP .B randtrim -Random trim (Linux block devices only). +Random trim. .TP .B rw, readwrite Mixed sequential reads and writes. -- 2.2.0.rc0.207.ga3a616c -- To unsubscribe from this list: send the line "unsubscribe fio" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
