Re: [RFC PATCH v1 13/50] Avoid some useless msecs/jiffies conversions

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

To: George Spelvin <lkml@xxxxxxx>
Subject: Re: [RFC PATCH v1 13/50] Avoid some useless msecs/jiffies conversions
From: Takashi Iwai <tiwai@xxxxxxx>
Date: Sun, 29 Mar 2020 09:52:23 +0200
Cc: alsa-devel@xxxxxxxxxxxxxxxx, Marek Lindner <mareklindner@xxxxxxxxxxxxx>, linux-scsi@xxxxxxxxxxxxxxx, Simon Wunderlich <sw@xxxxxxxxxxxxxxxxxx>, linux-wireless@xxxxxxxxxxxxxxx, Takashi Iwai <tiwai@xxxxxxxx>, Antonio Quartulli <a@xxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, b.a.t.m.a.n@xxxxxxxxxxxxxxxxxxxxxx, Hannes Reinecke <hare@xxxxxxx>, Johannes Berg <johannes@xxxxxxxxxxxxxxxx>, Sven Eckelmann <sven@xxxxxxxxxxxxx>
In-reply-to: <202003281643.02SGhBrh000992@sdf.org>
References: <202003281643.02SGhBrh000992@sdf.org>
User-agent: Wanderlust/2.15.9 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (Gojō) APEL/10.8 Emacs/25.3 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO)

On Thu, 22 Aug 2019 02:25:10 +0200,
George Spelvin wrote:
> Likewise, "msecs_to_jiffies(seconds * 1000)" is more
> conveniently written "seconds * HZ".

I thought the compiler already optimizes to the constant calculation
for the above case?


thanks,

Takashi

Follow-Ups:
- Re: [RFC PATCH v1 13/50] Avoid some useless msecs/jiffies conversions
  - From: George Spelvin

References:
- [RFC PATCH v1 13/50] Avoid some useless msecs/jiffies conversions
  - From: George Spelvin

Prev by Date: Re: [PATCH] ALSA: hda: default enable CA0132 DSP support
Next by Date: Re: [PATCH 0/2] powerpc: Remove support for ppc405/440 Xilinx platforms
Previous by thread: [RFC PATCH v1 13/50] Avoid some useless msecs/jiffies conversions
Next by thread: Re: [RFC PATCH v1 13/50] Avoid some useless msecs/jiffies conversions
Index(es):
- Date
- Thread

[Index of Archives] [ALSA User] [Linux Audio Users] [Pulse Audio] [Kernel Archive] [Asterisk PBX] [Photo Sharing] [Linux Sound] [Video 4 Linux] [Gimp] [Yosemite News]