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Bug#1095460: closed by Bastian Blank <waldi@debian.org> (Re: Bug#1095460: linux-source: Reading from config file is not good.)

Cross-posted to 2 groups.

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But peple already have good variable

__read_mostly for most used codes.


În sâm., 8 feb. 2025 la 11:18, Debian Bug Tracking System
<owner@bugs.debian.org> a scris:
>
> This is an automatic notification regarding your Bug report
> which was filed against the linux-source package:
>
> #1095460: linux-source: Reading from config file is not good.
>
> It has been closed by Bastian Blank <waldi@debian.org>.
>
> Their explanation is attached below along with your original report.
> If this explanation is unsatisfactory and you have not received a
> better one in a separate message then please contact Bastian Blank <waldi@debian.org> by
> replying to this email.
>
>
> --
> 1095460: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1095460
> Debian Bug Tracking System
> Contact owner@bugs.debian.org with problems
>
>
>
> ---------- Forwarded message ----------
> From: Bastian Blank <waldi@debian.org>
> To: Marian Corcodel <corcodel.marian@gmail.com>, 1095460-done@bugs.debian.org
> Cc:
> Bcc:
> Date: Sat, 8 Feb 2025 12:13:41 +0100
> Subject: Re: Bug#1095460: linux-source: Reading from config file is not good.
> On Sat, Feb 08, 2025 at 11:03:48AM +0000, Marian Corcodel wrote:
> > Just one situation , include/generated/autoconf.h file can bee
> > manipulated after build linux kernel?
>
> You run "make menuconfig" again, change the config and rebuild.
>
> Bastian
>
> --
> You can't evaluate a man by logic alone.
>                 -- McCoy, "I, Mudd", stardate 4513.3
>
>
> ---------- Forwarded message ----------
> From: Corcodel Marian <corcodel.marian@gmail.com>
> To: Debian Bug Tracking System <submit@bugs.debian.org>
> Cc:
> Bcc:
> Date: Sat, 08 Feb 2025 07:32:52 +0000
> Subject: linux-source: Reading from config file is not good.
> Package: linux-source
> Severity: normal
> X-Debbugs-Cc: corcodel.marian@gmail.com
>
> Hi , i describe some situation wich occur on linux kernel:
> File kernel/rcu/tree_exp.h
> static void rcu_report_exp_cpu_mult(struct rcu_node *rnp,
>                                     unsigned long mask, bool wake)
> {
>         int cpu;
>         unsigned long flags;
>         struct rcu_data *rdp;
>
>         raw_spin_lock_irqsave_rcu_node(rnp, flags);
>         if (!(rnp->expmask & mask)) {
>                 raw_spin_unlock_irqrestore_rcu_node(rnp, flags);
>                 return;
>         }
>         WRITE_ONCE(rnp->expmask, rnp->expmask & ~mask);
>         for_each_leaf_node_cpu_mask(rnp, cpu, mask) {
>                 rdp = per_cpu_ptr(&rcu_data, cpu);
>                 if (!IS_ENABLED(CONFIG_NO_HZ_FULL) ||
> !rdp->rcu_forced_tick_exp)
>                         continue;
>                 rdp->rcu_forced_tick_exp = false;
>                 tick_dep_clear_cpu(cpu, TICK_DEP_BIT_RCU_EXP);
>         }
>         __rcu_report_exp_rnp(rnp, wake, flags); /* Releases rnp->lock. */
> }
>
> From function IS_ENABLED(CONFIG_NO_HZ_FULL) is only for muscle, using this
> manner just inject delays on operations.
>
>
> -- System Information:
> Debian Release: 12.9
>   APT prefers stable
>   APT policy: (500, 'stable')
> Architecture: amd64 (x86_64)
> Foreign Architectures: i386
>
> Kernel: Linux 6.12.5+ (SMP w/8 CPU threads; PREEMPT)
> Kernel taint flags: TAINT_OOT_MODULE
> Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US:en
> Shell: /bin/sh linked to /usr/bin/dash
> Init: systemd (via /run/systemd/system)

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Thread

Bug#1095460: linux-source: Reading from config file is not good. Corcodel Marian <corcodel.marian@gmail.com> - 2025-02-08 08:40 +0100
  Bug#1095460: linux-source: Reading from config file is not good. Bastian Blank <waldi@debian.org> - 2025-02-08 09:50 +0100
    Bug#1095460: linux-source: Reading from config file is not good. Marian Corcodel <corcodel.marian@gmail.com> - 2025-02-08 12:10 +0100
      Bug#1095460: linux-source: Reading from config file is not good. Marian Corcodel <corcodel.marian@gmail.com> - 2025-02-08 12:20 +0100
  Bug#1095460: closed by Bastian Blank <waldi@debian.org> (Re: Bug#1095460: linux-source: Reading from config file is not good.) Marian Corcodel <corcodel.marian@gmail.com> - 2025-02-08 13:20 +0100

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