From: Michael Ellerman <mpe@ellerman.id.au>
To: Dave Martin <Dave.Martin@arm.com>, linux-kernel@vger.kernel.org
Cc: Ralf Baechle <ralf@linux-mips.org>,
James Hogan <jhogan@kernel.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
"David S. Miller" <davem@davemloft.net>,
Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Steven Rostedt <rostedt@goodmis.org>,
Oleg Nesterov <oleg@redhat.com>,
linux-arch@vger.kernel.org
Subject: Re: [PATCH REPOST 4/5] powerpc: Use update_thread_flag()
Date: Tue, 15 May 2018 13:13:00 +1000 [thread overview]
Message-ID: <87d0xxpq6b.fsf@concordia.ellerman.id.au> (raw)
In-Reply-To: <1526051104-15995-5-git-send-email-Dave.Martin@arm.com>
Dave Martin <Dave.Martin@arm.com> writes:
> This patch uses the new update_thread_flag() helper to simplify a
> couple of if () set; else clear; constructs.
>
> No functional change.
>
> Signed-off-by: Dave Martin <Dave.Martin@arm.com>
> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> ---
> arch/powerpc/include/asm/elf.h | 10 ++--------
> 1 file changed, 2 insertions(+), 8 deletions(-)
>
> diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h
> index 548d9a4..136c9b1 100644
> --- a/arch/powerpc/include/asm/elf.h
> +++ b/arch/powerpc/include/asm/elf.h
> @@ -88,14 +88,8 @@ typedef elf_vrregset_t elf_fpxregset_t;
> #ifdef __powerpc64__
> # define SET_PERSONALITY(ex) \
> do { \
> - if (((ex).e_flags & 0x3) == 2) \
> - set_thread_flag(TIF_ELF2ABI); \
> - else \
> - clear_thread_flag(TIF_ELF2ABI); \
> - if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
> - set_thread_flag(TIF_32BIT); \
> - else \
> - clear_thread_flag(TIF_32BIT); \
> + update_thread_flag(TIF_ELF2ABI, ((ex).e_flags & 0x3) == 2); \
> + update_thread_flag(TIF_32BIT, (ex).e_ident[EI_CLASS] == ELFCLASS32); \
> if (personality(current->personality) != PER_LINUX32) \
> set_personality(PER_LINUX | \
> (current->personality & (~PER_MASK))); \
Thanks for cleaning it up.
Acked-by: Michael Ellerman <mpe@ellerman.id.au>
cheers
next prev parent reply other threads:[~2018-05-15 3:13 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-11 15:04 [PATCH REPOST 0/5] Simplify setting thread flags to a particular value Dave Martin
2018-05-11 15:05 ` [PATCH REPOST 1/5] thread_info: Port core code to use update_thread_flag() helpers Dave Martin
2018-05-11 15:33 ` Steven Rostedt
2018-05-13 16:12 ` Oleg Nesterov
2018-05-11 15:05 ` [PATCH REPOST 2/5] ARM: Use update_thread_flag() Dave Martin
2018-05-11 15:05 ` [PATCH REPOST 3/5] MIPS: Use update{,_tsk}_thread_flag() Dave Martin
2018-05-11 15:05 ` [PATCH REPOST 4/5] powerpc: Use update_thread_flag() Dave Martin
2018-05-15 3:13 ` Michael Ellerman [this message]
2018-05-11 15:05 ` [PATCH REPOST 5/5] sparc: " Dave Martin
2018-05-11 15:10 ` David Miller
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