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Message-Id: <1179823079.11754.5.camel@roc-desktop>
Date: Tue, 22 May 2007 16:37:59 +0800
From: Bryan Wu <bryan.wu@...log.com>
To: Robin Getz <rgetz@...ckfin.uclinux.org>,
David Howells <dhowells@...hat.com>,
Mike Frysinger <vapier.adi@...il.com>
Cc: torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH 00/32] Blackfin update for 2.6.22-rc2
On Mon, 2007-05-21 at 17:52 -0400, Robin Getz wrote:
> On Mon 21 May 2007 13:36, Mike Frysinger pondered:
> > On 5/21/07, Robin Getz <rgetz@...ckfin.uclinux.org> wrote:
> > > since there is noMMU, are we better:
> > > - putting stubs (return ENOSYS - give runtime errors), or
> > > - just ignore the errors - and give compile errors? (Is there any way to
> > > put something into the syscall table, as not to get the warnings?)
> >
> > there are no compile errors ... having a stub that returns -ENOSYS is
> > the same thing as not having a stub as the fallback code when given an
> > unknown syscall # will return -ENOSYS ...
>
> So, is there a way to tell ./scripts/checksyscalls.sh that here is a list of
> syscalls that we can't do/have chosen not to implement - so we can live with
> the common fallback code, and not get the warnings?
>
> -Robin
Can we copy the new syscall numbers from i386 to asm-blackfin/unistd.h
and fill out the syscall table in entry.S too, as David Howells' patch
for FRV?
Signed-off-by: David Howells <dhowells@...hat.com>
---
arch/frv/kernel/entry.S | 10 ++++++++++
arch/frv/kernel/setup.c | 4 ++--
arch/frv/mm/elf-fdpic.c | 1 +
include/asm-frv/unistd.h | 16 +++++++++++++---
4 files changed, 26 insertions(+), 5 deletions(-)
diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S
index 940ac30..43dc08e 100644
--- a/arch/frv/kernel/entry.S
+++ b/arch/frv/kernel/entry.S
@@ -1482,6 +1482,16 @@ sys_call_table:
.long sys_faccessat
.long sys_pselect6
.long sys_ppoll
+ .long sys_unshare /* 310 */
+ .long sys_set_robust_list
+ .long sys_get_robust_list
+ .long sys_splice
+ .long sys_sync_file_range
+ .long sys_tee /* 315 */
+ .long sys_vmsplice
+ .long sys_move_pages
+ .long sys_getcpu
+ .long sys_epoll_pwait
syscall_table_size = (. - sys_call_table)
diff --git a/arch/frv/kernel/setup.c b/arch/frv/kernel/setup.c
index 8ea3ca2..aa3c795 100644
--- a/arch/frv/kernel/setup.c
+++ b/arch/frv/kernel/setup.c
@@ -191,7 +191,7 @@ static struct clock_cmode __pminitdata clock_cmodes_fr555[16] = {
static const struct clock_cmode __pminitdata *clock_cmodes;
static int __pminitdata clock_doubled;
-static struct uart_port __initdata __frv_uart0 = {
+static struct uart_port __pminitdata __frv_uart0 = {
.uartclk = 0,
.membase = (char *) UART0_BASE,
.irq = IRQ_CPU_UART0,
@@ -200,7 +200,7 @@ static struct uart_port __initdata __frv_uart0 = {
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
};
-static struct uart_port __initdata __frv_uart1 = {
+static struct uart_port __pminitdata __frv_uart1 = {
.uartclk = 0,
.membase = (char *) UART1_BASE,
.irq = IRQ_CPU_UART1,
diff --git a/arch/frv/mm/elf-fdpic.c b/arch/frv/mm/elf-fdpic.c
index cac2c01..385fd30 100644
--- a/arch/frv/mm/elf-fdpic.c
+++ b/arch/frv/mm/elf-fdpic.c
@@ -13,6 +13,7 @@
#include <linux/mm.h>
#include <linux/fs.h>
#include <linux/elf-fdpic.h>
+#include <asm/mman.h>
/*****************************************************************************/
/*
diff --git a/include/asm-frv/unistd.h b/include/asm-frv/unistd.h
index 584c041..d0ea678 100644
--- a/include/asm-frv/unistd.h
+++ b/include/asm-frv/unistd.h
@@ -186,8 +186,8 @@
#define __NR_rt_sigtimedwait 177
#define __NR_rt_sigqueueinfo 178
#define __NR_rt_sigsuspend 179
-#define __NR_pread 180
-#define __NR_pwrite 181
+#define __NR_pread64 180
+#define __NR_pwrite64 181
#define __NR_chown 182
#define __NR_getcwd 183
#define __NR_capget 184
@@ -316,10 +316,20 @@
#define __NR_faccessat 307
#define __NR_pselect6 308
#define __NR_ppoll 309
+#define __NR_unshare 310
+#define __NR_set_robust_list 311
+#define __NR_get_robust_list 312
+#define __NR_splice 313
+#define __NR_sync_file_range 314
+#define __NR_tee 315
+#define __NR_vmsplice 316
+#define __NR_move_pages 317
+#define __NR_getcpu 318
+#define __NR_epoll_pwait 319
#ifdef __KERNEL__
-#define NR_syscalls 310
+#define NR_syscalls 320
#define __ARCH_WANT_IPC_PARSE_VERSION
/* #define __ARCH_WANT_OLD_READDIR */
---
Thanks
-Bryan Wu
-
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