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From: Souptick Joarder <jrdr.linux@gmail.com>
To: akpm@linux-foundation.org
Cc: dave.hansen@linux.intel.com, luto@kernel.org,
	peterz@infradead.org, tglx@linutronix.de, mingo@redhat.com,
	bp@alien8.de, hpa@zytor.com, x86@kernel.org,
	linux-kernel@vger.kernel.org, willy@infradead.org
Subject: [PATCH v2] x86/mm/fault.c: Convert to use vm_fault_t
Date: Thu, 10 Jan 2019 00:07:42 +0530
Message-ID: <20190109183742.GA24326@jordon-HP-15-Notebook-PC> (raw)

Convert to use vm_fault_t type for last argument of do_sigbus().

kbuild reported a warning during testing of final vm_fault_t patch
integrated in mm tree.

[auto build test WARNING on linus/master]
[also build test WARNING on v5.0-rc1 next-20190109]
[if your patch is applied to the wrong git tree, please drop us a note
to help improve the system]

https://github.com/0day-ci/linux/commits/Souptick-Joarder/
mm-Create-the-new-vm_fault_t-type/20190109-154216

All warnings:

arch/x86/mm/fault.c:1051:39: warning: restricted vm_fault_t degrades to integer
arch/x86/mm/fault.c:1057:29: warning: restricted vm_fault_t degrades to integer
arch/x86/mm/fault.c:1059:29: warning: restricted vm_fault_t degrades to integer
arch/x86/mm/fault.c:1094:62: warning: incorrect type in argument 4 (different base types)
arch/x86/mm/fault.c:1094:62:    expected unsigned int fault
arch/x86/mm/fault.c:1094:62:    got restricted vm_fault_t [usertype] fault

This patch has fixed the warnings.

Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
---
v2: updated the change log.

 arch/x86/mm/fault.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 2ff25ad..dea3725 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -1031,7 +1031,7 @@ static inline bool bad_area_access_from_pkeys(unsigned long error_code,
 
 static void
 do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address,
-	  unsigned int fault)
+	  vm_fault_t fault)
 {
 	struct task_struct *tsk = current;
 
-- 
1.9.1


             reply index

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-09 18:37 Souptick Joarder [this message]
2019-01-09 18:42 ` Andrew Morton

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