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From: kys@exchange.microsoft.com
To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org,
	devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com,
	vkuznets@redhat.com, jasowang@redhat.com,
	leann.ogasawara@canonical.com, marcelo.cerri@canonical.com,
	sthemmin@microsoft.com
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Subject: [PATCH V2 07/12] hv_vmbus: Correct the stale comments regarding cpu affinity
Date: Sun,  4 Mar 2018 22:17:17 -0700	[thread overview]
Message-ID: <20180305051722.19157-7-kys@exchange.microsoft.com> (raw)
In-Reply-To: <20180305051722.19157-1-kys@exchange.microsoft.com>

From: Haiyang Zhang <haiyangz@microsoft.com>

The comments doesn't match what the current code does, also have a
typo. This patch corrects them.

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
---
 drivers/hv/channel_mgmt.c | 6 ++----
 include/linux/hyperv.h    | 2 +-
 2 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index c21020b69114..c6d9d19bc04e 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -596,10 +596,8 @@ static int next_numa_node_id;
 /*
  * Starting with Win8, we can statically distribute the incoming
  * channel interrupt load by binding a channel to VCPU.
- * We do this in a hierarchical fashion:
- * First distribute the primary channels across available NUMA nodes
- * and then distribute the subchannels amongst the CPUs in the NUMA
- * node assigned to the primary channel.
+ * We distribute the interrupt loads to one or more NUMA nodes based on
+ * the channel's affinity_policy.
  *
  * For pre-win8 hosts or non-performance critical channels we assign the
  * first CPU in the first NUMA node.
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 93bd6fcd6e62..2048f3c3b68a 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -844,7 +844,7 @@ struct vmbus_channel {
 
 	/*
 	 * NUMA distribution policy:
-	 * We support teo policies:
+	 * We support two policies:
 	 * 1) Balanced: Here all performance critical channels are
 	 *    distributed evenly amongst all the NUMA nodes.
 	 *    This policy will be the default policy.
-- 
2.15.1

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  parent reply	other threads:[~2018-03-05  5:17 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-05  5:15 [PATCH V2 00/12] Drivers: hv: Miscellaneous fixes kys
2018-03-05  5:17 ` [PATCH V2 01/12] tools/hv: Fix IP reporting by KVP daemon with SRIOV kys
2018-03-05  5:17   ` [PATCH V2 02/12] hyper-v: use GFP_KERNEL for hv_context.hv_numa_map kys
2018-03-05  5:17   ` [PATCH V2 03/12] hv: Synthetic typo correction kys
2018-03-05  5:17   ` [PATCH V2 04/12] tools: hv: fix compiler warnings about major/target_fname kys
2018-03-05  5:17   ` [PATCH V2 05/12] tools: hv: include string.h in hv_fcopy_daemon kys
2018-03-05  5:17   ` [PATCH V2 06/12] vmbus/ring_buffer: remove some redundant helper function kys
2018-03-06 17:56     ` Greg KH
2018-03-05  5:17   ` kys [this message]
2018-03-05  5:17   ` [PATCH V2 08/12] Drivers: hv: vmbus: Implement Direct Mode for stimer0 kys
2018-03-05  5:17   ` [PATCH V2 09/12] hv_balloon: fix printk loglevel kys
2018-03-05  5:17   ` [PATCH V2 10/12] hv_balloon: simplify hv_online_page()/hv_page_online_one() kys
2018-03-05  5:17   ` [PATCH V2 11/12] hv_balloon: fix bugs in num_pages_onlined accounting kys
2018-03-05  5:17   ` [PATCH V2 12/12] hv_balloon: trace post_status kys

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