From: Doug Anderson <dianders@chromium.org>
To: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Jason Wessel <jason.wessel@windriver.com>,
kgdb-bugreport@lists.sourceforge.net,
LKML <linux-kernel@vger.kernel.org>,
Patch Tracking <patches@linaro.org>
Subject: Re: [PATCH v3 3/5] kdb: Remove special case logic from kdb_read()
Date: Wed, 16 Oct 2019 21:10:22 -0700 [thread overview]
Message-ID: <CAD=FV=W44zXesz8b8Z05_k7JjPW8D9z8fGT3GiGFSmSLw85zMQ@mail.gmail.com> (raw)
In-Reply-To: <20191014154626.351-4-daniel.thompson@linaro.org>
Hi,
On Mon, Oct 14, 2019 at 8:46 AM Daniel Thompson
<daniel.thompson@linaro.org> wrote:
>
> @@ -91,12 +92,17 @@ kdb_bt1(struct task_struct *p, unsigned long mask,
> kdb_ps1(p);
> kdb_show_stack(p, NULL);
> if (btaprompt) {
> - kdb_getstr(buffer, sizeof(buffer),
> - "Enter <q> to end, <cr> to continue:");
> - if (buffer[0] == 'q') {
> - kdb_printf("\n");
> + kdb_printf("Enter <q> to end, <cr> or <space> to continue:");
> + ch = kdb_getchar();
> + while (!strchr("\r\n q", ch))
> + ch = kdb_getchar();
nit: above 3 lines would be better with "do while", AKA:
do {
ch = kdb_getchar();
} while (!strchr("\r\n q", ch));
> @@ -50,14 +50,14 @@ static int kgdb_transition_check(char *buffer)
> }
>
> /*
> - * kdb_read_handle_escape
> + * kdb_handle_escape
Optional nit: while you're touching this comment, you could make it
kerneldoc complaint.
> @@ -152,7 +158,7 @@ static int kdb_read_get_key(char *buffer, size_t bufsize)
> return '\e';
>
> *ped++ = key;
> - key = kdb_read_handle_escape(escape_data,
> + key = kdb_handle_escape(escape_data,
> ped - escape_data);
nit: indentation no longer lines up for the "ped - escape_data" line.
Nothing here is terribly important, thus:
Reviewed-by: Douglas Anderson <dianders@chromium.org>
next prev parent reply other threads:[~2019-10-17 4:11 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-14 15:46 [PATCH v3 0/5] kdb: Cleanup code to read user input and handle escape sequences Daniel Thompson
2019-10-14 15:46 ` [PATCH v3 1/5] kdb: Tidy up code to " Daniel Thompson
2019-10-14 15:46 ` [PATCH v3 2/5] kdb: Simplify code to fetch characters from console Daniel Thompson
2019-10-14 15:46 ` [PATCH v3 3/5] kdb: Remove special case logic from kdb_read() Daniel Thompson
2019-10-17 4:10 ` Doug Anderson [this message]
2019-10-17 9:14 ` Daniel Thompson
2019-10-14 15:46 ` [PATCH v3 4/5] kdb: Improve handling of characters from different input sources Daniel Thompson
2019-10-17 4:11 ` Doug Anderson
2019-10-14 15:46 ` [PATCH v3 5/5] kdb: Tweak escape handling for vi users Daniel Thompson
2019-10-17 4:12 ` Doug Anderson
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