summaryrefslogtreecommitdiff
path: root/arch/s390/kernel
diff options
context:
space:
mode:
authorSteve French <sfrench@us.ibm.com>2009-04-30 19:36:52 +0400
committerSteve French <sfrench@us.ibm.com>2009-04-30 19:36:52 +0400
commit912bc6ae3de99c7bada4577d4341ace4ee59b5be (patch)
tree28fd1a4bb9e4b05aa833285b46df169f12c0e24d /arch/s390/kernel
parentd37dc42ab6f040b8f0f2962ab219c5b2accf748d (diff)
parent091438dd5668396328a3419abcbc6591159eb8d1 (diff)
downloadlinux-912bc6ae3de99c7bada4577d4341ace4ee59b5be.tar.xz
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/s390/kernel')
-rw-r--r--arch/s390/kernel/compat_linux.c18
-rw-r--r--arch/s390/kernel/head.S3
-rw-r--r--arch/s390/kernel/ipl.c1
-rw-r--r--arch/s390/kernel/time.c2
-rw-r--r--arch/s390/kernel/vmlinux.lds.S4
-rw-r--r--arch/s390/kernel/vtime.c16
6 files changed, 27 insertions, 17 deletions
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c
index 6cc87d8c8682..002c70d3cb75 100644
--- a/arch/s390/kernel/compat_linux.c
+++ b/arch/s390/kernel/compat_linux.c
@@ -702,20 +702,12 @@ asmlinkage long sys32_fstatat64(unsigned int dfd, char __user *filename,
struct stat64_emu31 __user* statbuf, int flag)
{
struct kstat stat;
- int error = -EINVAL;
-
- if ((flag & ~AT_SYMLINK_NOFOLLOW) != 0)
- goto out;
-
- if (flag & AT_SYMLINK_NOFOLLOW)
- error = vfs_lstat_fd(dfd, filename, &stat);
- else
- error = vfs_stat_fd(dfd, filename, &stat);
+ int error;
- if (!error)
- error = cp_stat64(statbuf, &stat);
-out:
- return error;
+ error = vfs_fstatat(dfd, filename, &stat, flag);
+ if (error)
+ return error;
+ return cp_stat64(statbuf, &stat);
}
/*
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
index bba14494ee00..22596d70fc2e 100644
--- a/arch/s390/kernel/head.S
+++ b/arch/s390/kernel/head.S
@@ -23,6 +23,7 @@
*
*/
+#include <linux/init.h>
#include <asm/setup.h>
#include <asm/lowcore.h>
#include <asm/asm-offsets.h>
@@ -35,7 +36,7 @@
#define ARCH_OFFSET 0
#endif
-.section ".text.head","ax"
+__HEAD
#ifndef CONFIG_IPL
.org 0
.long 0x00080000,0x80000000+startup # Just a restart PSW
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index 6f3711a0eaaa..b8bf4b140065 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -23,6 +23,7 @@
#include <asm/ebcdic.h>
#include <asm/reset.h>
#include <asm/sclp.h>
+#include <asm/sigp.h>
#include <asm/checksum.h>
#define IPL_PARM_BLOCK_VERSION 0
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index 6ded50dfa75a..ef596d020573 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -201,7 +201,7 @@ unsigned long read_persistent_clock(void)
return ts.tv_sec;
}
-static cycle_t read_tod_clock(void)
+static cycle_t read_tod_clock(struct clocksource *cs)
{
return get_clock();
}
diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index 7a2063eb88f0..89399b8756c2 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -29,8 +29,8 @@ SECTIONS
. = 0x00000000;
.text : {
_text = .; /* Text and read-only data */
- *(.text.head)
- TEXT_TEXT
+ HEAD_TEXT
+ TEXT_TEXT
SCHED_TEXT
LOCK_TEXT
KPROBES_TEXT
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index 38ea92ff04f9..c87f59bd8246 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -240,6 +240,22 @@ void vtime_stop_cpu(void)
}
}
+cputime64_t s390_get_idle_time(int cpu)
+{
+ struct s390_idle_data *idle;
+ unsigned long long now, idle_time, idle_enter;
+
+ idle = &per_cpu(s390_idle, cpu);
+ spin_lock(&idle->lock);
+ now = get_clock();
+ idle_time = 0;
+ idle_enter = idle->idle_enter;
+ if (idle_enter != 0ULL && idle_enter < now)
+ idle_time = now - idle_enter;
+ spin_unlock(&idle->lock);
+ return idle_time;
+}
+
/*
* Sorted add to a list. List is linear searched until first bigger
* element is found.