From: Tomas Glozar <tglozar@redhat.com>
To: stable@vger.kernel.org
Cc: Steven Rostedt <rostedt@goodmis.org>,
Luis Goncalves <lgoncalv@redhat.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Guillaume Morin <guillaume@morinfr.org>,
Wang Yugui <wangyugui@e16-tech.com>,
Jan Kundrat <jan.kundrat@cesnet.cz>,
Tomas Glozar <tglozar@redhat.com>
Subject: [PATCH 6.6 2/4] Revert "rtla/timerlat_hist: Set OSNOISE_WORKLOAD for kernel threads"
Date: Fri, 28 Feb 2025 14:57:06 +0100 [thread overview]
Message-ID: <20250228135708.604410-3-tglozar@redhat.com> (raw)
In-Reply-To: <20250228135708.604410-1-tglozar@redhat.com>
This reverts commit 83b74901bdc9b58739193b8ee6989254391b6ba7.
The commit breaks rtla build, since params->kernel_workload is not
present on 6.6-stable.
Signed-off-by: Tomas Glozar <tglozar@redhat.com>
---
tools/tracing/rtla/src/timerlat_hist.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)
diff --git a/tools/tracing/rtla/src/timerlat_hist.c b/tools/tracing/rtla/src/timerlat_hist.c
index a985e5795482..ab13a9392bff 100644
--- a/tools/tracing/rtla/src/timerlat_hist.c
+++ b/tools/tracing/rtla/src/timerlat_hist.c
@@ -900,15 +900,12 @@ timerlat_hist_apply_config(struct osnoise_tool *tool, struct timerlat_hist_param
auto_house_keeping(¶ms->monitored_cpus);
}
- /*
- * Set workload according to type of thread if the kernel supports it.
- * On kernels without support, user threads will have already failed
- * on missing timerlat_fd, and kernel threads do not need it.
- */
- retval = osnoise_set_workload(tool->context, params->kernel_workload);
- if (retval < -1) {
- err_msg("Failed to set OSNOISE_WORKLOAD option\n");
- goto out_err;
+ if (params->user_hist) {
+ retval = osnoise_set_workload(tool->context, 0);
+ if (retval) {
+ err_msg("Failed to set OSNOISE_WORKLOAD option\n");
+ goto out_err;
+ }
}
return 0;
--
2.48.1
next prev parent reply other threads:[~2025-02-28 13:57 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-28 13:57 [PATCH 6.6 0/4] rtla/timerlat: Fix "Set OSNOISE_WORKLOAD for kernel threads" Tomas Glozar
2025-02-28 13:57 ` [PATCH 6.6 1/4] Revert "rtla/timerlat_top: Set " Tomas Glozar
2025-03-01 4:20 ` Sasha Levin
2025-02-28 13:57 ` Tomas Glozar [this message]
2025-03-01 4:20 ` [PATCH 6.6 2/4] Revert "rtla/timerlat_hist: " Sasha Levin
2025-02-28 13:57 ` [PATCH 6.6 3/4] rtla/timerlat_hist: Set OSNOISE_WORKLOAD for kernel threads Tomas Glozar
2025-03-01 4:20 ` Sasha Levin
2025-02-28 13:57 ` [PATCH 6.6 4/4] rtla/timerlat_top: " Tomas Glozar
2025-03-01 4:20 ` Sasha Levin
2025-02-28 14:58 ` [PATCH 6.6 0/4] rtla/timerlat: Fix "Set OSNOISE_WORKLOAD for kernel threads" Steven Rostedt
2025-03-05 12:54 ` Greg Kroah-Hartman
2025-02-28 17:54 ` Jan Kundrát
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