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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux 

Pull s390 fixes from Martin Schwidefsky:
 "A couple of s390 bug fixes for 3.5-rc4"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/32: Don't clobber personality flags on exec
  s390/smp: add missing smp_store_status() for !SMP
  s390/dasd: fix ioctl return value
  s390: Always use "long" for ssize_t to match size_t
hifive-unleashed-5.1
Linus Torvalds 2012-08-31 17:01:31 -07:00
parent 155e36d40c 768fd0737f
commit a492246c34
5 changed files with 7 additions and 9 deletions
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3
arch/s390/include/asm/elf.h
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@ -180,7 +180,8 @@ extern char elf_platform[];
#define ELF_PLATFORM (elf_platform)
#ifndef CONFIG_64BIT
#define SET_PERSONALITY(ex) set_personality(PER_LINUX)
#define SET_PERSONALITY(ex) \
set_personality(PER_LINUX | (current->personality & (~PER_MASK)))
#else /* CONFIG_64BIT */
#define SET_PERSONALITY(ex) \
do { \

3
arch/s390/include/asm/posix_types.h
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@ -13,6 +13,7 @@
*/
typedef unsigned long __kernel_size_t;
typedef long __kernel_ssize_t;
#define __kernel_size_t __kernel_size_t
typedef unsigned short __kernel_old_dev_t;
@ -25,7 +26,6 @@ typedef unsigned short __kernel_mode_t;
typedef unsigned short __kernel_ipc_pid_t;
typedef unsigned short __kernel_uid_t;
typedef unsigned short __kernel_gid_t;
typedef int __kernel_ssize_t;
typedef int __kernel_ptrdiff_t;
#else /* __s390x__ */
@ -35,7 +35,6 @@ typedef unsigned int __kernel_mode_t;
typedef int __kernel_ipc_pid_t;
typedef unsigned int __kernel_uid_t;
typedef unsigned int __kernel_gid_t;
typedef long __kernel_ssize_t;
typedef long __kernel_ptrdiff_t;
typedef unsigned long __kernel_sigset_t; /* at least 32 bits */

1
arch/s390/include/asm/smp.h
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@ -44,6 +44,7 @@ static inline void smp_call_online_cpu(void (*func)(void *), void *data)
}
static inline int smp_find_processor_id(int address) { return 0; }
static inline int smp_store_status(int cpu) { return 0; }
static inline int smp_vcpu_scheduled(int cpu) { return 1; }
static inline void smp_yield_cpu(int cpu) { }
static inline void smp_yield(void) { }

2
drivers/s390/block/dasd_eckd.c
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@ -3804,7 +3804,7 @@ dasd_eckd_ioctl(struct dasd_block *block, unsigned int cmd, void __user *argp)
case BIODASDSYMMIO:
return dasd_symm_io(device, argp);
default:
return -ENOIOCTLCMD;
return -ENOTTY;
}
}

7
drivers/s390/block/dasd_ioctl.c
View File

@ -498,12 +498,9 @@ int dasd_ioctl(struct block_device *bdev, fmode_t mode,
break;
default:
/* if the discipline has an ioctl method try it. */
if (base->discipline->ioctl) {
rc = -ENOTTY;
if (base->discipline->ioctl)
rc = base->discipline->ioctl(block, cmd, argp);
if (rc == -ENOIOCTLCMD)
rc = -EINVAL;
} else
rc = -EINVAL;
}
dasd_put_device(base);
return rc;