Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Mon, 11 Feb 2019 20:56:02 +0530
From:   Souptick Joarder <jrdr.linux@gmail.com>
To:     arve@android.com, gregkh@linuxfoundation.org, tkjos@android.com,
        maco@android.com, christian@brauner.io
Cc:     devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: [PATCH] staging: android: vsoc: Remove
 VSOC_WAIT_FOR_INCOMING_INTERRUPT
Message-ID: <20190211152602.GA5591@jordon-HP-15-Notebook-PC>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
User-Agent: Mutt/1.5.21 (2010-09-15)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

As mentioned in TODO list, Removed VSOC_WAIT_FOR_INCOMING_INTERRUPT
ioctl. This functionality has been superseded by the futex and is
there for legacy reasons.

Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
---
 drivers/staging/android/uapi/vsoc_shm.h | 7 -------
 drivers/staging/android/vsoc.c          | 5 -----
 2 files changed, 12 deletions(-)

diff --git a/drivers/staging/android/uapi/vsoc_shm.h b/drivers/staging/android/uapi/vsoc_shm.h
index 6291fb2..69090cc 100644
--- a/drivers/staging/android/uapi/vsoc_shm.h
+++ b/drivers/staging/android/uapi/vsoc_shm.h
@@ -232,13 +232,6 @@ struct vsoc_shm_layout_descriptor {
 #define VSOC_MAYBE_SEND_INTERRUPT_TO_HOST _IO(0xF5, 2)
 
 /*
- * When this returns the guest will scan host_to_guest_signal_table to
- * check for new futexes to wake.
- */
-/* TODO(ghartman): Consider moving this to the bottom half */
-#define VSOC_WAIT_FOR_INCOMING_INTERRUPT _IO(0xF5, 3)
-
-/*
  * Guest HALs will use this to retrieve the region description after
  * opening their device node.
  */
diff --git a/drivers/staging/android/vsoc.c b/drivers/staging/android/vsoc.c
index 22571ab..a842ff7 100644
--- a/drivers/staging/android/vsoc.c
+++ b/drivers/staging/android/vsoc.c
@@ -592,11 +592,6 @@ static long vsoc_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 	case VSOC_SEND_INTERRUPT_TO_HOST:
 		writel(reg_num, vsoc_dev.regs + DOORBELL);
 		return 0;
-	case VSOC_WAIT_FOR_INCOMING_INTERRUPT:
-		wait_event_interruptible
-			(reg_data->interrupt_wait_queue,
-			 (atomic_read(reg_data->incoming_signalled) != 0));
-		break;
 
 	case VSOC_DESCRIBE_REGION:
 		return do_vsoc_describe_region
-- 
1.9.1