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From: David Laight <David.Laight@ACULAB.COM>
To: "'Björn Töpel'" <bjorn@kernel.org>,
	"Samuel Holland" <samuel.holland@sifive.com>,
	"Palmer Dabbelt" <palmer@dabbelt.com>
Cc: "linux-riscv@lists.infradead.org"
	<linux-riscv@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Samuel Holland <samuel.holland@sifive.com>
Subject: RE: [PATCH 4/7] riscv: Simplify text patching loops
Date: Mon, 19 Feb 2024 22:13:40 +0000	[thread overview]
Message-ID: <cb89b03b34d6403685297f95924524a7@AcuMS.aculab.com> (raw)
In-Reply-To: <874je4fvxl.fsf@all.your.base.are.belong.to.us>

...
> > -	while (patched < len && !ret) {
> > -		size = min_t(size_t, PAGE_SIZE * 2 - offset_in_page(addr + patched), len - patched);
> > -		ret = __patch_insn_set(addr + patched, c, size);
> > +	while (len && !ret) {
> > +		size = min_t(size_t, PAGE_SIZE * 2 - offset_in_page(addr), len);

Does that need to be min_t()?
Both arguments seem to be unsigned.
(Did it even ever need to be?)

	David

-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)

  reply	other threads:[~2024-02-19 22:13 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-12  2:55 [PATCH 0/7] riscv: Various text patching improvements Samuel Holland
2024-02-12  2:55 ` [PATCH 1/7] riscv: jump_label: Batch icache maintenance Samuel Holland
2024-02-19 12:27   ` Björn Töpel
2024-02-12  2:55 ` [PATCH 2/7] riscv: jump_label: Simplify assembly syntax Samuel Holland
2024-02-19 12:27   ` Björn Töpel
2024-02-12  2:55 ` [PATCH 3/7] riscv: kprobes: Use patch_text_nosync() for insn slots Samuel Holland
2024-02-19 12:52   ` Björn Töpel
2024-02-12  2:55 ` [PATCH 4/7] riscv: Simplify text patching loops Samuel Holland
2024-02-19 13:03   ` Björn Töpel
2024-02-19 22:13     ` David Laight [this message]
2024-03-27 15:12       ` Samuel Holland
2024-03-27 15:11     ` Samuel Holland
2024-02-12  2:55 ` [PATCH 5/7] riscv: Pass patch_text() the length in bytes Samuel Holland
2024-02-19 13:04   ` Björn Töpel
2024-02-12  2:55 ` [PATCH 6/7] riscv: Use offset_in_page() in text patching functions Samuel Holland
2024-02-19 13:07   ` Björn Töpel
2024-02-12  2:55 ` [PATCH 7/7] riscv: Remove extra variable in patch_text_nosync() Samuel Holland
2024-02-19 13:08   ` Björn Töpel
2024-02-13 12:58 ` [PATCH 0/7] riscv: Various text patching improvements Andrea Parri
2024-02-19 12:25   ` Björn Töpel
2024-02-20 22:11     ` Alexandre Ghiti
2024-03-27 15:32   ` Samuel Holland

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