From: Helge Deller <deller@gmx.de>
To: "Thomas Weißschuh" <linux@weissschuh.net>
Cc: linux-kernel@vger.kernel.org, linux-parisc@vger.kernel.org
Subject: Re: [PATCH 1/3] parisc: Makefile: use the regular compiler to build a native 32-bit vDSO
Date: Tue, 7 Apr 2026 22:20:34 +0200 [thread overview]
Message-ID: <e91c3d3e-2214-450c-a212-1baab9dace4d@gmx.de> (raw)
In-Reply-To: <b6edb6aa-76a6-4f66-bd04-6a2163591990@gmx.de>
On 4/7/26 21:27, Helge Deller wrote:
> On 4/7/26 20:06, Thomas Weißschuh wrote:
>> Hi Helge,
>>
>> On 2026-04-07 19:14:23+0200, Helge Deller wrote:
>>> On 4/7/26 18:37, Thomas Weißschuh wrote:
>>>> When building a native 32-bit kernel $(CC) the compiler is obviously
>>>> able to compile 32-bit code. There is no need to force the user to
>>>> configure a dedicated 32-bit compiler.
>>>>
>>>> Use the regular compiler for the 32-bit vDSO when it is sufficient.
>>>>
>>>> Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
>>>
>>> This part is quite fragile, especially since the kernel is often also
>>> cross built...
>>
>> I also used this patch during cross-building and it worked so far.
>>
>>> I can add the series to for-next branch of the parisc git tree to see if this
>>> breaks somewhere. (unless you take care of it at another git tree?)
>>
>> I'd like to take the nolibc patches through the nolibc tree.
>> If you want to take the Makefile patch through your tree into the v7.1
>> merge window that would also work, as I will only apply these patches
>> for the next v7.2 cycle.
> Ok I'll add patch #1 the to the parisc tree...
As I assumed.... it breaks immediately for me.
On an x86-64, running "make ARCH=parisc palo" doesn't work.
I think you set the "CROSS_COMPILE" variables. Just leave them out....
Helge
next prev parent reply other threads:[~2026-04-07 20:20 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-07 16:37 [PATCH 0/3] tools/nolibc: add support for 32-bit parisc Thomas Weißschuh
2026-04-07 16:37 ` [PATCH 1/3] parisc: Makefile: use the regular compiler to build a native 32-bit vDSO Thomas Weißschuh
2026-04-07 17:14 ` Helge Deller
2026-04-07 18:06 ` Thomas Weißschuh
2026-04-07 19:27 ` Helge Deller
2026-04-07 20:20 ` Helge Deller [this message]
2026-04-07 21:27 ` Thomas Weißschuh
2026-04-07 22:33 ` Helge Deller
2026-04-07 16:37 ` [PATCH 2/3] selftests/nolibc: avoid function pointer comparisons Thomas Weißschuh
2026-04-07 17:20 ` Helge Deller
2026-04-07 18:11 ` Thomas Weißschuh
2026-04-07 16:37 ` [PATCH 3/3] tools/nolibc: add support for 32-bit parisc Thomas Weißschuh
2026-04-07 17:33 ` Helge Deller
2026-04-07 18:14 ` Thomas Weißschuh
2026-04-07 18:40 ` Helge Deller
2026-04-07 18:50 ` Thomas Weißschuh
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