From: Christoph Hellwig <hch@infradead.org>
To: Baoquan He <bhe@redhat.com>
Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
linux-mm@kvack.org, arnd@arndb.de, christophe.leroy@csgroup.eu,
hch@infradead.org, agordeev@linux.ibm.com,
wangkefeng.wang@huawei.com, schnelle@linux.ibm.com,
David.Laight@aculab.com, shorne@gmail.com, willy@infradead.org,
deller@gmx.de
Subject: Re: [PATCH v5 RESEND 14/17] mm/ioremap: Consider IOREMAP space in generic ioremap
Date: Tue, 16 May 2023 23:44:25 -0700 [thread overview]
Message-ID: <ZGR3yWIdjfJTupgY@infradead.org> (raw)
In-Reply-To: <ZGR3Ft27kdgXKKfp@infradead.org>
On Tue, May 16, 2023 at 11:41:26PM -0700, Christoph Hellwig wrote:
> I think this would be cleaner if we'd just always use
> __get_vm_area_caller and at the top of the file add a:
>
> #ifndef IOREMAP_START
> #define IOREMAP_START VMALLOC_START
> #define IOREMAP_END VMALLOC_END
> #endif
>
> Together with a little comment that ioremap often, but not always
> uses the generic vmalloc area.
.. and with that we can also simply is_ioremap_addr by moving it
to ioremap.c and making it always operate on the IOREMAP constants.
next prev parent reply other threads:[~2023-05-17 6:44 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-15 9:08 [PATCH v5 RESEND 00/17] mm: ioremap: Convert architectures to take GENERIC_IOREMAP way Baoquan He
2023-05-15 9:08 ` [PATCH v5 RESEND 01/17] asm-generic/iomap.h: remove ARCH_HAS_IOREMAP_xx macros Baoquan He
2023-05-16 6:15 ` Mike Rapoport
2023-05-16 12:54 ` Baoquan He
2023-05-16 7:07 ` Geert Uytterhoeven
2023-05-17 6:27 ` Christoph Hellwig
2023-05-15 9:08 ` [PATCH v5 RESEND 02/17] hexagon: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-05-16 6:17 ` Mike Rapoport
2023-05-17 6:27 ` Christoph Hellwig
2023-05-15 9:08 ` [PATCH v5 RESEND 03/17] openrisc: mm: remove unneeded early ioremap code Baoquan He
2023-05-16 6:17 ` Mike Rapoport
2023-05-16 13:03 ` Baoquan He
2023-05-17 6:28 ` Christoph Hellwig
2023-05-15 9:08 ` [PATCH v5 RESEND 04/17] mm/ioremap: Define generic_ioremap_prot() and generic_iounmap() Baoquan He
2023-05-16 6:17 ` Mike Rapoport
2023-05-17 6:29 ` Christoph Hellwig
2023-05-18 3:38 ` Baoquan He
2023-05-18 1:56 ` Kefeng Wang
2023-05-15 9:08 ` [PATCH v5 RESEND 05/17] mm: ioremap: allow ARCH to have its own ioremap method definition Baoquan He
2023-05-16 6:48 ` Mike Rapoport
2023-05-17 6:30 ` Christoph Hellwig
2023-05-18 1:56 ` Kefeng Wang
2023-05-15 9:08 ` [PATCH v5 RESEND 06/17] mm/ioremap: add slab availability checking in ioremap_prot Baoquan He
2023-05-16 6:48 ` Mike Rapoport
2023-05-17 6:30 ` Christoph Hellwig
2023-05-18 3:43 ` Baoquan He
2023-05-18 1:57 ` Kefeng Wang
2023-05-15 9:08 ` [PATCH v5 RESEND 07/17] arc: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-05-16 6:49 ` Mike Rapoport
2023-05-17 6:31 ` Christoph Hellwig
2023-05-18 3:43 ` Baoquan He
2023-05-30 9:25 ` Baoquan He
2023-06-01 11:14 ` Christoph Hellwig
2023-05-15 9:08 ` [PATCH v5 RESEND 08/17] ia64: " Baoquan He
2023-05-16 6:49 ` Mike Rapoport
2023-05-17 6:33 ` Christoph Hellwig
2023-05-18 3:44 ` Baoquan He
2023-05-15 9:08 ` [PATCH v5 RESEND 09/17] openrisc: " Baoquan He
2023-05-16 6:49 ` Mike Rapoport
2023-05-16 13:05 ` Baoquan He
2023-05-15 9:08 ` [PATCH v5 RESEND 10/17] s390: " Baoquan He
2023-05-16 6:50 ` Mike Rapoport
2023-05-17 6:36 ` Christoph Hellwig
2023-05-17 7:58 ` Niklas Schnelle
2023-05-17 8:08 ` Christoph Hellwig
2023-05-15 9:08 ` [PATCH v5 RESEND 11/17] sh: " Baoquan He
2023-05-17 6:37 ` Christoph Hellwig
2023-05-18 3:45 ` Baoquan He
2023-05-15 9:08 ` [PATCH v5 RESEND 12/17] xtensa: " Baoquan He
2023-05-16 6:51 ` Mike Rapoport
2023-05-17 6:38 ` Christoph Hellwig
2023-05-15 9:08 ` [PATCH v5 RESEND 13/17] parisc: " Baoquan He
2023-05-16 6:52 ` Mike Rapoport
2023-05-16 13:07 ` Baoquan He
2023-05-17 6:38 ` Christoph Hellwig
2023-05-15 9:08 ` [PATCH v5 RESEND 14/17] mm/ioremap: Consider IOREMAP space in generic ioremap Baoquan He
2023-05-16 6:53 ` Mike Rapoport
2023-05-17 6:41 ` Christoph Hellwig
2023-05-17 6:44 ` Christoph Hellwig [this message]
2023-05-20 3:31 ` Baoquan He
2023-05-20 5:04 ` Christoph Hellwig
2023-05-30 9:37 ` Baoquan He
2023-06-01 11:13 ` Christoph Hellwig
2023-06-02 10:42 ` Baoquan He
2023-06-02 15:05 ` Christoph Hellwig
2023-05-20 3:28 ` Baoquan He
2023-05-15 9:08 ` [PATCH v5 RESEND 15/17] powerpc: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-05-16 7:00 ` Mike Rapoport
2023-05-17 6:42 ` Christoph Hellwig
2023-05-15 9:08 ` [PATCH v5 RESEND 16/17] arm64 : mm: add wrapper function ioremap_prot() Baoquan He
2023-05-16 7:02 ` Mike Rapoport
2023-05-17 6:42 ` Christoph Hellwig
2023-05-18 1:58 ` Kefeng Wang
2023-05-15 9:08 ` [PATCH v5 RESEND 17/17] mm: ioremap: remove unneeded ioremap_allowed and iounmap_allowed Baoquan He
2023-05-16 7:02 ` Mike Rapoport
2023-05-17 6:43 ` Christoph Hellwig
2023-05-18 1:58 ` Kefeng Wang
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