linux-kernel - Re: [tip: timers/urgent] hrtimers: Mark is_migration_base() with __always

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Message-ID: <Z5Kk6Gr3-j_6XV8b@smile.fi.intel.com>
Date: Thu, 23 Jan 2025 22:22:00 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: linux-kernel@...r.kernel.org
Cc: linux-tip-commits@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	x86@...nel.org
Subject: Re: [tip: timers/urgent] hrtimers: Mark is_migration_base() with
 __always_inline

On Thu, Jan 23, 2025 at 07:13:18PM -0000, tip-bot2 for Andy Shevchenko wrote:
> The following commit has been merged into the timers/urgent branch of tip:
> 
> Commit-ID:     27af31e44949fa85550176520ef7086a0d00fd7b
> Gitweb:        https://git.kernel.org/tip/27af31e44949fa85550176520ef7086a0d00fd7b
> Author:        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> AuthorDate:    Thu, 16 Jan 2025 18:07:45 +02:00
> Committer:     Thomas Gleixner <tglx@...utronix.de>
> CommitterDate: Thu, 23 Jan 2025 20:06:35 +01:00
> 
> hrtimers: Mark is_migration_base() with __always_inline
> 
> When is_migration_base() is unused, it prevents kernel builds
> with clang, `make W=1` and CONFIG_WERROR=y:
> 
> kernel/time/hrtimer.c:156:20: error: unused function 'is_migration_base' [-Werror,-Wunused-function]
>   156 | static inline bool is_migration_base(struct hrtimer_clock_base *base)
>       |                    ^~~~~~~~~~~~~~~~~
> 
> Fix this by marking it with __always_inline.
> 
> [ tglx: Use __always_inline instead of __maybe_unused and move it into the
>   	usage sites conditional ]

This works, thanks!
Tested-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

-- 
With Best Regards,
Andy Shevchenko