From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@01.org, Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Linux Memory Management List <linux-mm@kvack.org>,
Dan Carpenter <dan.carpenter@oracle.com>
Subject: [next:master 2131/2422] kernel/sys.c:1888 prctl_set_mm_map() warn: maybe return -EFAULT instead of the bytes remaining?
Date: Wed, 27 Aug 2014 12:56:13 +0300 [thread overview]
Message-ID: <20140827095613.GN5100@mwanda> (raw)
tree: git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: d05446ae2128064a4bb8f74c84f6901ffb5c94bc
commit: 802d335c0f7f1a1867bf59814c55970a71b10413 [2131/2422] prctl: PR_SET_MM -- introduce PR_SET_MM_MAP operation
kernel/sys.c:1888 prctl_set_mm_map() warn: maybe return -EFAULT instead of the bytes remaining?
git remote add next git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git remote update next
git checkout 802d335c0f7f1a1867bf59814c55970a71b10413
vim +1888 kernel/sys.c
802d335c Cyrill Gorcunov 2014-08-26 1872
802d335c Cyrill Gorcunov 2014-08-26 1873 mm->start_code = prctl_map.start_code;
802d335c Cyrill Gorcunov 2014-08-26 1874 mm->end_code = prctl_map.end_code;
802d335c Cyrill Gorcunov 2014-08-26 1875 mm->start_data = prctl_map.start_data;
802d335c Cyrill Gorcunov 2014-08-26 1876 mm->end_data = prctl_map.end_data;
802d335c Cyrill Gorcunov 2014-08-26 1877 mm->start_brk = prctl_map.start_brk;
802d335c Cyrill Gorcunov 2014-08-26 1878 mm->brk = prctl_map.brk;
802d335c Cyrill Gorcunov 2014-08-26 1879 mm->start_stack = prctl_map.start_stack;
802d335c Cyrill Gorcunov 2014-08-26 1880 mm->arg_start = prctl_map.arg_start;
802d335c Cyrill Gorcunov 2014-08-26 1881 mm->arg_end = prctl_map.arg_end;
802d335c Cyrill Gorcunov 2014-08-26 1882 mm->env_start = prctl_map.env_start;
802d335c Cyrill Gorcunov 2014-08-26 1883 mm->env_end = prctl_map.env_end;
802d335c Cyrill Gorcunov 2014-08-26 1884
802d335c Cyrill Gorcunov 2014-08-26 1885 error = 0;
802d335c Cyrill Gorcunov 2014-08-26 1886 out:
802d335c Cyrill Gorcunov 2014-08-26 1887 up_read(&mm->mmap_sem);
802d335c Cyrill Gorcunov 2014-08-26 @1888 return error;
802d335c Cyrill Gorcunov 2014-08-26 1889 }
802d335c Cyrill Gorcunov 2014-08-26 1890 #endif /* CONFIG_CHECKPOINT_RESTORE */
802d335c Cyrill Gorcunov 2014-08-26 1891
028ee4be Cyrill Gorcunov 2012-01-12 1892 static int prctl_set_mm(int opt, unsigned long addr,
028ee4be Cyrill Gorcunov 2012-01-12 1893 unsigned long arg4, unsigned long arg5)
028ee4be Cyrill Gorcunov 2012-01-12 1894 {
028ee4be Cyrill Gorcunov 2012-01-12 1895 struct mm_struct *mm = current->mm;
fe8c7f5c Cyrill Gorcunov 2012-05-31 1896 struct vm_area_struct *vma;
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next reply other threads:[~2014-08-27 9:56 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-27 9:56 Dan Carpenter [this message]
2014-08-27 10:09 ` [next:master 2131/2422] kernel/sys.c:1888 prctl_set_mm_map() warn: maybe return -EFAULT instead of the bytes remaining? Cyrill Gorcunov
2014-08-27 10:24 ` Dan Carpenter
2014-08-27 10:28 ` Cyrill Gorcunov
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