From: Chris Wright <chrisw@osdl.org>
To: torvalds@osdl.org
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] acct_stack_growth nitpicks
Date: Mon, 10 Jan 2005 19:49:36 -0800 [thread overview]
Message-ID: <20050110194936.O2357@build.pdx.osdl.net> (raw)
In-Reply-To: <20050110164214.J2357@build.pdx.osdl.net>; from chrisw@osdl.org on Mon, Jan 10, 2005 at 04:42:14PM -0800
- remove duplicate rlim assignment in acct_stack_growth()
- allow CAP_IPC_LOCK to override mlock rlimit during stack expansion as
in all other cases
Signed-off-by: Chris Wright <chrisw@osdl.org>
===== mm/mmap.c 1.155 vs edited =====
--- 1.155/mm/mmap.c 2005-01-10 11:23:35 -08:00
+++ edited/mm/mmap.c 2005-01-10 19:34:05 -08:00
@@ -1346,7 +1346,6 @@ static int acct_stack_growth(struct vm_a
struct rlimit *rlim = current->signal->rlim;
/* address space limit tests */
- rlim = current->signal->rlim;
if (mm->total_vm + grow > rlim[RLIMIT_AS].rlim_cur >> PAGE_SHIFT)
return -ENOMEM;
@@ -1360,7 +1359,7 @@ static int acct_stack_growth(struct vm_a
unsigned long limit;
locked = mm->locked_vm + grow;
limit = rlim[RLIMIT_MEMLOCK].rlim_cur >> PAGE_SHIFT;
- if (locked > limit)
+ if (locked > limit && !capable(CAP_IPC_LOCK))
return -ENOMEM;
}
prev parent reply other threads:[~2005-01-11 3:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-11 0:42 [PATCH] remove duplicate rlim assignment in acct_stack_growth() Chris Wright
2005-01-11 3:49 ` Chris Wright [this message]
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