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Groups > linux.kernel > #1628681

[PATCH 1/3] nvme: Fix APST comment

From Andy Lutomirski <luto@kernel.org>
Newsgroups linux.kernel
Subject [PATCH 1/3] nvme: Fix APST comment
Date 2017-04-22 01:30 +0200
Message-ID <tyQ9Y-3Ad-7@gated-at.bofh.it> (permalink)
References <tyQ0h-3xb-9@gated-at.bofh.it>
Organization linux.* mail to news gateway

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There was a typo in the description of the timeout heuristic.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
---
 drivers/nvme/host/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index eeb409c287b8..b0c692a14e9b 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1267,7 +1267,7 @@ static void nvme_configure_apst(struct nvme_ctrl *ctrl)
 	 * heuristic: we are willing to spend at most 2% of the time
 	 * transitioning between power states.  Therefore, when running
 	 * in any given state, we will enter the next lower-power
-	 * non-operational state after waiting 100 * (enlat + exlat)
+	 * non-operational state after waiting 50 * (enlat + exlat)
 	 * microseconds, as long as that state's total latency is under
 	 * the requested maximum latency.
 	 *
-- 
2.9.3

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Thread

[PATCH 0/3] nvme: APST improvements (for 4.12, perhaps) Andy Lutomirski <luto@kernel.org> - 2017-04-22 01:20 +0200
  [PATCH 1/3] nvme: Fix APST comment Andy Lutomirski <luto@kernel.org> - 2017-04-22 01:30 +0200
    Re: [PATCH 1/3] nvme: Fix APST comment Christoph Hellwig <hch@lst.de> - 2017-04-23 10:20 +0200
  [PATCH 3/3] nvme: Add nvme_core.force_apst to ignore the NO_APST quirk Andy Lutomirski <luto@kernel.org> - 2017-04-22 01:30 +0200
    Re: [PATCH 3/3] nvme: Add nvme_core.force_apst to ignore the         NO_APST quirk Christoph Hellwig <hch@lst.de> - 2017-04-23 10:20 +0200

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