41 lines
1.2 KiB
Diff
41 lines
1.2 KiB
Diff
From 20cb57a86671fd1e60479de9e6ac0a5586ad5acd Mon Sep 17 00:00:00 2001
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From: Andre Mauricio Zelak <andre.zelak@windriver.com>
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Date: Mon, 12 Jun 2023 15:33:43 -0300
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Subject: [PATCH 23/57] pmc_agent: Remove bogus comparison between last update
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and now.
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The monotonic clock can never go backwards. If you take T1 and later T2
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from that clock, then (T2 > T1) is always true.
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This patch removes the useless test.
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[ This test evolved over the years. Originally the time stamp in question
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came from a PHC. ]
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Signed-off-by: Richard Cochran <richardcochran@gmail.com>
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Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
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[commit 2f2f7fc5881a88295350430edaf4505dc03b1602 upstream]
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Signed-off-by: Andre Mauricio Zelak <andre.zelak@windriver.com>
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---
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pmc_agent.c | 3 +--
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1 file changed, 1 insertion(+), 2 deletions(-)
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diff --git a/pmc_agent.c b/pmc_agent.c
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index f30f174..df3a562 100644
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--- a/pmc_agent.c
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+++ b/pmc_agent.c
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@@ -351,8 +351,7 @@ int update_pmc_node(struct pmc_agent *node)
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}
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ts = tp.tv_sec * NS_PER_SEC + tp.tv_nsec;
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- if (!(ts > node->pmc_last_update &&
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- ts - node->pmc_last_update < PMC_UPDATE_INTERVAL)) {
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+ if (!(ts - node->pmc_last_update < PMC_UPDATE_INTERVAL)) {
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if (node->stay_subscribed) {
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renew_subscription(node, 0);
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}
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--
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2.30.2
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