From: WANG Cong <xiyou.wangcong@gmail.com>
To: Andrew Morton <akpm@osdl.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
WANG Cong <xiyou.wangcong@gmail.com>,
Alexander Viro <viro@zeniv.linux.org.uk>
Subject: [PATCH 03/16] fs: use get_personality()
Date: Sat, 23 Feb 2008 16:14:06 +0800 [thread overview]
Message-ID: <1203754488669-git-send-email-xiyou.wangcong@gmail.com> (raw)
In-Reply-To: <1203754478165-git-send-email-xiyou.wangcong@gmail.com>
Use get_personality() macro instead of explicit reference.
Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
---
fs/binfmt_elf.c | 6 +++---
fs/compat.c | 6 +++---
fs/select.c | 6 +++---
3 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 41a958a..1b5803f 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -516,7 +516,7 @@ static unsigned long randomize_stack_top(unsigned long stack_top)
unsigned int random_variable = 0;
if ((current->flags & PF_RANDOMIZE) &&
- !(current->personality & ADDR_NO_RANDOMIZE)) {
+ !(get_personality() & ADDR_NO_RANDOMIZE)) {
random_variable = get_random_int() & STACK_RND_MASK;
random_variable <<= PAGE_SHIFT;
}
@@ -744,7 +744,7 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs)
if (elf_read_implies_exec(loc->elf_ex, executable_stack))
current->personality |= READ_IMPLIES_EXEC;
- if (!(current->personality & ADDR_NO_RANDOMIZE) && randomize_va_space)
+ if (!(get_personality() & ADDR_NO_RANDOMIZE) && randomize_va_space)
current->flags |= PF_RANDOMIZE;
arch_pick_mmap_layout(current->mm);
@@ -969,7 +969,7 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs)
arch_randomize_brk(current->mm);
#endif
- if (current->personality & MMAP_PAGE_ZERO) {
+ if (get_personality() & MMAP_PAGE_ZERO) {
/* Why this, you ask??? Well SVr4 maps page 0 as read-only,
and some applications "depend" upon this behavior.
Since we do not have the power to recompile these, we
diff --git a/fs/compat.c b/fs/compat.c
index 2ce4456..eefe23b 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -1610,7 +1610,7 @@ asmlinkage long compat_sys_select(int n, compat_ulong_t __user *inp,
if (tvp) {
struct compat_timeval rtv;
- if (current->personality & STICKY_TIMEOUTS)
+ if (get_personality() & STICKY_TIMEOUTS)
goto sticky;
rtv.tv_usec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ));
rtv.tv_sec = timeout;
@@ -1685,7 +1685,7 @@ asmlinkage long compat_sys_pselect7(int n, compat_ulong_t __user *inp,
if (tsp) {
struct compat_timespec rts;
- if (current->personality & STICKY_TIMEOUTS)
+ if (get_personality() & STICKY_TIMEOUTS)
goto sticky;
rts.tv_sec = timeout / HZ;
@@ -1800,7 +1800,7 @@ asmlinkage long compat_sys_ppoll(struct pollfd __user *ufds,
if (tsp && timeout >= 0) {
struct compat_timespec rts;
- if (current->personality & STICKY_TIMEOUTS)
+ if (get_personality() & STICKY_TIMEOUTS)
goto sticky;
/* Yes, we know it's actually an s64, but it's also positive. */
rts.tv_nsec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ)) *
diff --git a/fs/select.c b/fs/select.c
index 5633fe9..6041e24 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -401,7 +401,7 @@ asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
if (tvp) {
struct timeval rtv;
- if (current->personality & STICKY_TIMEOUTS)
+ if (get_personality() & STICKY_TIMEOUTS)
goto sticky;
rtv.tv_usec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ));
rtv.tv_sec = timeout;
@@ -467,7 +467,7 @@ asmlinkage long sys_pselect7(int n, fd_set __user *inp, fd_set __user *outp,
if (tsp) {
struct timespec rts;
- if (current->personality & STICKY_TIMEOUTS)
+ if (get_personality() & STICKY_TIMEOUTS)
goto sticky;
rts.tv_nsec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ)) *
1000;
@@ -814,7 +814,7 @@ asmlinkage long sys_ppoll(struct pollfd __user *ufds, unsigned int nfds,
if (tsp && timeout >= 0) {
struct timespec rts;
- if (current->personality & STICKY_TIMEOUTS)
+ if (get_personality() & STICKY_TIMEOUTS)
goto sticky;
/* Yes, we know it's actually an s64, but it's also positive. */
rts.tv_nsec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ)) *
--
1.5.3.8
next prev parent reply other threads:[~2008-02-23 8:30 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-23 8:14 [PATCH 00/16] (Resend) Use get_personality() WANG Cong
2008-02-23 8:14 ` [PATCH 01/16] Make the macro get_personality function-like WANG Cong
2008-02-23 8:14 ` [PATCH 02/16] mm: use get_personality() WANG Cong
2008-02-23 8:14 ` WANG Cong [this message]
2008-02-23 8:14 ` [PATCH 04/16] powerpc: " WANG Cong
2008-02-23 8:14 ` [PATCH 05/16] parisc: " WANG Cong
2008-02-23 8:14 ` [PATCH 06/16] sparc(64): " WANG Cong
2008-02-23 8:14 ` WANG Cong
2008-02-23 8:14 ` [PATCH 07/16] arm: " WANG Cong
2008-02-23 8:14 ` [PATCH 08/16] x86: " WANG Cong
2008-02-23 8:14 ` [PATCH 09/16] um: " WANG Cong
2008-02-23 8:14 ` [PATCH 10/16] s390: " WANG Cong
2008-02-23 8:14 ` [PATCH 11/16] mips: " WANG Cong
2008-02-23 8:14 ` [PATCH 12/16] ia64: " WANG Cong
2008-02-23 8:14 ` [PATCH 13/16] alpha: " WANG Cong
2008-02-23 8:14 ` [PATCH 14/16] frv: " WANG Cong
2008-02-23 8:14 ` [PATCH 15/16] mn10300: " WANG Cong
2008-02-23 8:14 ` [PATCH 16/16] kernel: " WANG Cong
2008-02-23 12:03 ` [PATCH 15/16] mn10300: " David Howells
2008-02-23 12:02 ` [PATCH 14/16] frv: " David Howells
2008-02-23 10:08 ` [PATCH 08/16] x86: " Ingo Molnar
2008-02-23 10:19 ` Ingo Molnar
2008-02-23 10:39 ` WANG Cong
2008-02-23 9:06 ` Accessor macros vs reference counting Matthew Wilcox
2008-02-23 12:46 ` David Newall
2008-02-23 14:56 ` Matthew Wilcox
2008-02-23 8:58 ` [PATCH 01/16] Make the macro get_personality function-like Bryan Wu
2008-02-23 12:02 ` David Howells
2008-02-23 8:51 ` [PATCH 00/16] (Resend) Use get_personality() Alexey Dobriyan
2008-02-23 8:59 ` WANG Cong
2008-02-23 9:27 ` Alexey Dobriyan
2008-02-23 9:56 ` WANG Cong
2008-02-23 18:37 ` Christoph Hellwig
2008-02-23 19:16 ` Andrew Morton
2008-02-24 4:03 ` WANG Cong
2008-02-25 2:14 ` [PATCH] Remove the macro get_personality WANG Cong
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