From 825b0a75ded0b3bec4d70ea8ea50af3cad7abab5 Mon Sep 17 00:00:00 2001
From: Jens Axboe <axboe@kernel.dk>
Date: Tue, 6 Mar 2018 12:42:57 -0700
Subject: [PATCH] Don't make fadvise failure fatal

It's just an advisory hint. Warn once that it failed, then
march on.

Fixes: https://github.com/axboe/fio/issues/554
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 debug.h     | 1 +
 ioengines.c | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/debug.h b/debug.h
index ba622146..ac5f2ccd 100644
--- a/debug.h
+++ b/debug.h
@@ -43,6 +43,7 @@ enum {
 	FIO_WARN_VERIFY_BUF	= 2,
 	FIO_WARN_ZONED_BUG	= 4,
 	FIO_WARN_IOLOG_DROP	= 8,
+	FIO_WARN_FADVISE	= 16,
 };
 
 #ifdef FIO_INC_DEBUG
diff --git a/ioengines.c b/ioengines.c
index 5dd2311a..965581aa 100644
--- a/ioengines.c
+++ b/ioengines.c
@@ -498,8 +498,8 @@ int td_io_open_file(struct thread_data *td, struct fio_file *f)
 		}
 
 		if (posix_fadvise(f->fd, f->file_offset, f->io_size, flags) < 0) {
-			td_verror(td, errno, "fadvise");
-			goto err;
+			if (!fio_did_warn(FIO_WARN_FADVISE))
+				log_err("fio: fadvise hint failed\n");
 		}
 	}
 #ifdef FIO_HAVE_WRITE_HINT
-- 
2.25.1