From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Li Huafei <lihuafei1@huawei.com>
Cc: ardb@kernel.org, will@kernel.org, mark.rutland@arm.com,
broonie@kernel.org, peterz@infradead.org, mingo@redhat.com,
acme@kernel.org, alexander.shishkin@linux.intel.com,
jolsa@kernel.org, namhyung@kernel.org, arnd@arndb.de,
linus.walleij@linaro.org, rostedt@goodmis.org,
nick.hawkins@hpe.com, john@phrozen.org, mhiramat@kernel.org,
ast@kernel.org, linyujun809@huawei.com, ndesaulniers@google.com,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org
Subject: Re: [PATCH 2/5] ARM: stacktrace: Avoid duplicate saving of exception PC value
Date: Tue, 26 Jul 2022 11:22:35 +0100 [thread overview]
Message-ID: <Yt/AawOdA8w24toW@shell.armlinux.org.uk> (raw)
In-Reply-To: <20220712021527.109921-3-lihuafei1@huawei.com>
On Tue, Jul 12, 2022 at 10:15:24AM +0800, Li Huafei wrote:
> @@ -34,6 +37,9 @@ void arm_get_current_stackframe(struct pt_regs *regs, struct stackframe *frame)
> frame->kr_cur = NULL;
> frame->tsk = current;
> #endif
> +#ifdef CONFIG_UNWINDER_FRAME_POINTER
> + frame->ex_frame = in_entry_text(frame->pc) ? true : false;
in_entry_text() returns a bool, so there's no need for the ternary
operator. The same comment applies throughout this patch.
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!
next prev parent reply other threads:[~2022-07-26 10:23 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-12 2:15 [PATCH 0/5] ARM: Convert to ARCH_STACKWALK Li Huafei
2022-07-12 2:15 ` [PATCH 1/5] ARM: stacktrace: Skip frame pointer boundary check for call_with_stack() Li Huafei
2022-07-18 8:57 ` Linus Walleij
2022-07-26 8:10 ` Li Huafei
2022-07-12 2:15 ` [PATCH 2/5] ARM: stacktrace: Avoid duplicate saving of exception PC value Li Huafei
2022-07-18 9:01 ` Linus Walleij
2022-07-26 9:10 ` Li Huafei
2022-07-26 10:22 ` Russell King (Oracle) [this message]
2022-07-26 12:21 ` Li Huafei
2022-07-12 2:15 ` [PATCH 3/5] ARM: stacktrace: Allow stack trace saving for non-current tasks Li Huafei
2022-07-18 9:07 ` Linus Walleij
2022-07-26 9:12 ` Li Huafei
2022-07-26 9:49 ` Russell King (Oracle)
2022-07-26 12:08 ` Li Huafei
2022-07-12 2:15 ` [PATCH 4/5] ARM: stacktrace: Make stack walk callback consistent with generic code Li Huafei
2022-07-12 13:34 ` Mark Brown
2022-07-13 11:21 ` Li Huafei
2022-07-18 9:09 ` Linus Walleij
2022-07-26 9:19 ` Li Huafei
2022-07-12 2:15 ` [PATCH 5/5] ARM: stacktrace: Convert stacktrace to generic ARCH_STACKWALK Li Huafei
2022-07-18 9:12 ` Linus Walleij
2022-07-26 9:15 ` Li Huafei
2022-07-27 6:29 ` Li Huafei
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