netdev - [PATCH 39/52] sfc: Remove the STATE

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Message-ID: <20080901114907.GG7908@solarflare.com>
Date:	Mon, 1 Sep 2008 12:49:08 +0100
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	Jeff Garzik <jgarzik@...ox.com>
Cc:	netdev@...r.kernel.org, linux-net-drivers@...arflare.com
Subject: [PATCH 39/52] sfc: Remove the STATE_RESETTING flag

This was originally a kludge to fix broken locking, which has since
been fixed properly.

Signed-off-by: Ben Hutchings <bhutchings@...arflare.com>
---
 drivers/net/sfc/efx.c        |    5 +----
 drivers/net/sfc/net_driver.h |    3 +--
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index e1e2f80..d593086 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -140,8 +140,7 @@ static void efx_fini_channels(struct efx_nic *efx);
 
 #define EFX_ASSERT_RESET_SERIALISED(efx)		\
 	do {						\
-		if ((efx->state == STATE_RUNNING) ||	\
-		    (efx->state == STATE_RESETTING))	\
+		if (efx->state == STATE_RUNNING)	\
 			ASSERT_RTNL();			\
 	} while (0)
 
@@ -1615,7 +1614,6 @@ static int efx_reset(struct efx_nic *efx)
 		goto unlock_rtnl;
 	}
 
-	efx->state = STATE_RESETTING;
 	EFX_INFO(efx, "resetting (%d)\n", method);
 
 	efx_reset_down(efx, &ecmd);
@@ -1646,7 +1644,6 @@ static int efx_reset(struct efx_nic *efx)
 		goto disable;
 
 	EFX_LOG(efx, "reset complete\n");
-	efx->state = STATE_RUNNING;
  unlock_rtnl:
 	rtnl_unlock();
 	return 0;
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index 531d939..567df00 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -459,8 +459,7 @@ enum nic_state {
 	STATE_INIT = 0,
 	STATE_RUNNING = 1,
 	STATE_FINI = 2,
-	STATE_RESETTING = 3, /* rtnl_lock always held */
-	STATE_DISABLED = 4,
+	STATE_DISABLED = 3,
 	STATE_MAX,
 };
 
-- 
Ben Hutchings, Senior Software Engineer, Solarflare Communications
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

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