linux-kernel - [PATCH 4.19 242/245] ata: define AC_ERR

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Message-Id: <20200929105958.775606983@linuxfoundation.org>
Date:   Tue, 29 Sep 2020 13:01:33 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Jiri Slaby <jslaby@...e.cz>,
        Jens Axboe <axboe@...nel.dk>, linux-ide@...r.kernel.org
Subject: [PATCH 4.19 242/245] ata: define AC_ERR_OK

From: Jiri Slaby <jslaby@...e.cz>

commit 25937580a5065d6fbd92d9c8ebd47145ad80052e upstream.

Since we will return enum ata_completion_errors from qc_prep in the next
patch, let's define AC_ERR_OK to mark the OK status.

Signed-off-by: Jiri Slaby <jslaby@...e.cz>
Cc: Jens Axboe <axboe@...nel.dk>
Cc: linux-ide@...r.kernel.org
Signed-off-by: Jens Axboe <axboe@...nel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 include/linux/libata.h |    1 +
 1 file changed, 1 insertion(+)

--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -503,6 +503,7 @@ enum hsm_task_states {
 };
 
 enum ata_completion_errors {
+	AC_ERR_OK		= 0,	    /* no error */
 	AC_ERR_DEV		= (1 << 0), /* device reported error */
 	AC_ERR_HSM		= (1 << 1), /* host state machine violation */
 	AC_ERR_TIMEOUT		= (1 << 2), /* timeout */