X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.c;h=234822ee8ecfe9cc7099417af563cbd3aee92277;hp=5673d9ef690cc8e8c6d6bbe31dccc5fb3cc937ba;hb=076efc7c60c351df783960a646e7fe8fba29dc19;hpb=8c16d840377c1e6fb79f479ee60590a2da5b52ee diff --git a/fio.c b/fio.c index 5673d9ef..234822ee 100644 --- a/fio.c +++ b/fio.c @@ -4,10 +4,12 @@ * Copyright (C) 2005 Jens Axboe * Copyright (C) 2006 Jens Axboe * + * The license below covers all files distributed with fio unless otherwise + * noted in the file itself. + * * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -45,8 +47,6 @@ int shm_id = 0; int temp_stall_ts; char *fio_inst_prefix = _INST_PREFIX; -#define should_fsync(td) ((td_write(td) || td_rw(td)) && (!(td)->odirect || (td)->override_sync)) - static volatile int startup_sem; #define TERMINATE_ALL (-1) @@ -195,6 +195,50 @@ static void cleanup_pending_aio(struct thread_data *td) } } +/* + * Helper to handle the final sync of a file. Works just like the normal + * io path, just does everything sync. + */ +static int fio_io_sync(struct thread_data *td, struct fio_file *f) +{ + struct io_u *io_u = __get_io_u(td); + struct io_completion_data icd; + int ret; + + if (!io_u) + return 1; + + io_u->ddir = DDIR_SYNC; + io_u->file = f; + + if (td_io_prep(td, io_u)) { + put_io_u(td, io_u); + return 1; + } + + ret = td_io_queue(td, io_u); + if (ret) { + td_verror(td, io_u->error); + put_io_u(td, io_u); + return 1; + } + + ret = td_io_getevents(td, 1, td->cur_depth, NULL); + if (ret < 0) { + td_verror(td, ret); + return 1; + } + + icd.nr = ret; + ios_completed(td, &icd); + if (icd.error) { + td_verror(td, icd.error); + return 1; + } + + return 0; +} + /* * The main verify engine. Runs over the writes we previusly submitted, * reads the blocks back in, and checks the crc/md5 of the data. @@ -212,7 +256,7 @@ void do_verify(struct thread_data *td) * read from disk. */ for_each_file(td, f, i) { - td_io_sync(td, f); + fio_io_sync(td, f); file_invalidate_cache(td, f); } @@ -248,8 +292,8 @@ void do_verify(struct thread_data *td) ret = td_io_queue(td, io_u); if (ret) { + td_verror(td, io_u->error); put_io_u(td, io_u); - td_verror(td, ret); break; } @@ -355,8 +399,8 @@ static void do_io(struct thread_data *td) ret = td_io_queue(td, io_u); if (ret) { + td_verror(td, io_u->error); put_io_u(td, io_u); - td_verror(td, ret); break; } @@ -372,7 +416,7 @@ static void do_io(struct thread_data *td) ret = td_io_getevents(td, min_evts, td->cur_depth, timeout); if (ret < 0) { - td_verror(td, -ret); + td_verror(td, ret); break; } else if (!ret) continue; @@ -406,10 +450,6 @@ static void do_io(struct thread_data *td) if (td->thinktime) usec_sleep(td, td->thinktime); - - if (should_fsync(td) && td->fsync_blocks && - (td->io_blocks[DDIR_WRITE] % td->fsync_blocks) == 0) - td_io_sync(td, f); } if (!ret) { @@ -419,7 +459,7 @@ static void do_io(struct thread_data *td) if (should_fsync(td) && td->end_fsync) { td_set_runstate(td, TD_FSYNCING); for_each_file(td, f, i) - td_io_sync(td, f); + fio_io_sync(td, f); } } } @@ -646,7 +686,7 @@ static void *thread_main(void *data) finish_log(td, td->slat_log, "slat"); if (td->clat_log) finish_log(td, td->clat_log, "clat"); - if (td->write_iolog) + if (td->write_iolog_file) write_iolog_close(td); if (td->exec_postrun) system(td->exec_postrun);