From: Oleg Nesterov <oleg@redhat.com>
To: Suresh Siddha <sbsiddha@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Al Viro <viro@zeniv.linux.org.uk>,
Andrew Morton <akpm@linux-foundation.org>,
Fenghua Yu <fenghua.yu@intel.com>,
Bean Anderson <bean@azulsystems.com>,
"H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
the arch/x86 maintainers <x86@kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 4/4] x86, fpu: irq_fpu_usable: kill all checks except !in_kernel_fpu
Date: Tue, 2 Sep 2014 16:13:40 +0200 [thread overview]
Message-ID: <20140902141340.GA23771@redhat.com> (raw)
In-Reply-To: <20140902125810.GB18534@redhat.com>
Sorry for noise, but just in case...
On 09/02, Oleg Nesterov wrote:
>
> Do you think this can work?
Of course, even if this can work, we should do this later. Let's start
with the simple changes, then we will see if we can actually remove all
other checks.
Oleg.
next prev parent reply other threads:[~2014-09-02 14:16 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-27 18:51 [PATCH 0/4] x86, fpu: copy_process's FPU paths cleanups Oleg Nesterov
2014-08-27 18:51 ` [PATCH 1/4] x86, fpu: change __thread_fpu_begin() to use use_eager_fpu() Oleg Nesterov
2014-08-27 18:51 ` [PATCH 2/4] x86, fpu: copy_process: avoid fpu_alloc/copy if !used_math() Oleg Nesterov
2014-08-27 18:52 ` [PATCH 3/4] x86, fpu: copy_process: sanitize fpu->last_cpu initialization Oleg Nesterov
2014-08-27 18:52 ` [PATCH 4/4] x86, fpu: shift "fpu_counter = 0" from copy_thread() to arch_dup_task_struct() Oleg Nesterov
2014-08-27 20:43 ` [PATCH 0/4] x86, fpu: copy_process's FPU paths cleanups H. Peter Anvin
2014-08-28 6:50 ` Ingo Molnar
2014-08-28 12:25 ` Oleg Nesterov
2014-08-28 10:38 ` Oleg Nesterov
2014-08-28 1:17 ` Linus Torvalds
2014-08-28 11:16 ` Oleg Nesterov
2014-08-29 18:15 ` [PATCH 0/4] x86, fpu: kernel_fpu_begin/end cleanups Oleg Nesterov
2014-08-29 18:16 ` [PATCH 1/4] x86, fpu: introduce per-cpu "bool in_kernel_fpu" Oleg Nesterov
2014-09-02 6:43 ` Suresh Siddha
2014-08-29 18:16 ` [PATCH 2/4] x86, fpu: don't abuse ->has_fpu in __kernel_fpu_begin/end Oleg Nesterov
2014-08-29 18:17 ` [PATCH 3/4] x86, fpu: irq_fpu_usable: always return true if use_eager_fpu() Oleg Nesterov
2014-08-29 18:17 ` [PATCH 4/4] x86, fpu: irq_fpu_usable: kill all checks except !in_kernel_fpu Oleg Nesterov
2014-09-02 7:04 ` Suresh Siddha
2014-09-02 12:58 ` Oleg Nesterov
2014-09-02 14:13 ` Oleg Nesterov [this message]
2014-09-02 5:04 ` [PATCH 0/4] x86, fpu: copy_process's FPU paths cleanups Suresh Siddha
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