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From: Petr Pavlu <petr.pavlu@suse.com>
To: Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
	Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	x86@kernel.org, Heiko Carstens <hca@linux.ibm.com>,
	Vasily Gorbik <gor@linux.ibm.com>,
	Alexander Gordeev <agordeev@linux.ibm.com>,
	Peter Huewe <peterhuewe@gmx.de>,
	Jarkko Sakkinen <jarkko@kernel.org>,
	Luis Chamberlain <mcgrof@kernel.org>,
	Petr Pavlu <petr.pavlu@suse.com>,
	Daniel Gomez <da.gomez@kernel.org>,
	Sami Tolvanen <samitolvanen@google.com>
Cc: Xin Li <xin@zytor.com>, "H. Peter Anvin" <hpa@zytor.com>,
	Andy Lutomirski <luto@kernel.org>,
	Christian Borntraeger <borntraeger@linux.ibm.com>,
	Sven Schnelle <svens@linux.ibm.com>,
	Janosch Frank <frankja@linux.ibm.com>,
	Claudio Imbrenda <imbrenda@linux.ibm.com>,
	David Hildenbrand <david@kernel.org>,
	Jason Gunthorpe <jgg@ziepe.ca>,
	Aaron Tomlin <atomlin@atomlin.com>,
	linux-s390@vger.kernel.org, kvm@vger.kernel.org,
	linux-integrity@vger.kernel.org, linux-modules@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH 2/4] s390: Avoid indirect includes through linux/module.h -> linux/elf.h
Date: Tue,  7 Jul 2026 17:37:05 +0200	[thread overview]
Message-ID: <20260707153819.4172541-3-petr.pavlu@suse.com> (raw)
In-Reply-To: <20260707153819.4172541-1-petr.pavlu@suse.com>

Several s390 files use declarations that are provided indirectly through
linux/module.h -> linux/elf.h:

* arch/s390/kernel/nospec-branch.c: s390_kernel_write() -> linux/uaccess.h,
* drivers/s390/char/uvdevice.c: copy_to_user(), copy_from_user(),
  put_user(), get_user() -> linux/uaccess.h; file_operations -> linux/fs.h.

Add the missing includes to these files in preparation for removing the
linux/elf.h include from linux/module.h.

Signed-off-by: Petr Pavlu <petr.pavlu@suse.com>
---
 arch/s390/kernel/nospec-branch.c | 1 +
 drivers/s390/char/uvdevice.c     | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/arch/s390/kernel/nospec-branch.c b/arch/s390/kernel/nospec-branch.c
index e11ec15960a1..b62da9e81e79 100644
--- a/arch/s390/kernel/nospec-branch.c
+++ b/arch/s390/kernel/nospec-branch.c
@@ -2,6 +2,7 @@
 #include <linux/module.h>
 #include <linux/device.h>
 #include <linux/cpu.h>
+#include <linux/uaccess.h>
 #include <asm/nospec-branch.h>
 
 int nobp = IS_ENABLED(CONFIG_KERNEL_NOBP);
diff --git a/drivers/s390/char/uvdevice.c b/drivers/s390/char/uvdevice.c
index e6a264c996ce..4fe3ead4a091 100644
--- a/drivers/s390/char/uvdevice.c
+++ b/drivers/s390/char/uvdevice.c
@@ -28,6 +28,8 @@
 #include <linux/vmalloc.h>
 #include <linux/slab.h>
 #include <linux/cpufeature.h>
+#include <linux/fs.h>
+#include <linux/uaccess.h>
 
 #include <asm/uvdevice.h>
 #include <asm/uv.h>
-- 
2.54.0


  parent reply	other threads:[~2026-07-07 15:38 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-07 15:37 [PATCH 0/4] module: Limit ELF includes in linux/module.h to uapi/linux/elf.h Petr Pavlu
2026-07-07 15:37 ` [PATCH 1/4] x86: Avoid indirect includes through linux/module.h -> linux/elf.h Petr Pavlu
2026-07-07 15:37 ` Petr Pavlu [this message]
2026-07-07 15:37 ` [PATCH 3/4] tpm_crb_ffa: Include linux/slab.h for kzalloc_obj() and kfree() Petr Pavlu
2026-07-07 15:43   ` sashiko-bot
2026-07-08 10:10     ` Petr Pavlu
2026-07-07 15:37 ` [PATCH 4/4] module: Limit ELF includes in linux/module.h to uapi/linux/elf.h Petr Pavlu

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