diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2012-09-06 17:13:34 +0400 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2012-09-26 17:45:14 +0400 |
| commit | a8f6db4d2990d6866ba5d9c699cfc0835b9d8859 (patch) | |
| tree | b04d475d2653063c8ac69d71e1e4731248d1b441 | |
| parent | d06cbda69ffc89bdfcf4cb9d78b0e64c5c28e549 (diff) | |
| download | linux-a8f6db4d2990d6866ba5d9c699cfc0835b9d8859.tar.xz | |
s390/etr,stp: use -EOPNOTSUPP instead of -ENOSYS
Change -ENOSYS to -EOPNOTSUPP. Return value is used only internally.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
| -rw-r--r-- | arch/s390/include/asm/etr.h | 8 | ||||
| -rw-r--r-- | arch/s390/kernel/time.c | 4 | ||||
| -rw-r--r-- | drivers/s390/block/dasd_eckd.c | 4 |
3 files changed, 8 insertions, 8 deletions
diff --git a/arch/s390/include/asm/etr.h b/arch/s390/include/asm/etr.h index a24b03b9fb64..629b79a93165 100644 --- a/arch/s390/include/asm/etr.h +++ b/arch/s390/include/asm/etr.h @@ -140,7 +140,7 @@ struct etr_ptff_qto { /* Inline assembly helper functions */ static inline int etr_setr(struct etr_eacr *ctrl) { - int rc = -ENOSYS; + int rc = -EOPNOTSUPP; asm volatile( " .insn s,0xb2160000,%1\n" @@ -154,7 +154,7 @@ static inline int etr_setr(struct etr_eacr *ctrl) /* Stores a format 1 aib with 64 bytes */ static inline int etr_stetr(struct etr_aib *aib) { - int rc = -ENOSYS; + int rc = -EOPNOTSUPP; asm volatile( " .insn s,0xb2170000,%1\n" @@ -169,7 +169,7 @@ static inline int etr_stetr(struct etr_aib *aib) static inline int etr_steai(struct etr_aib *aib, unsigned int func) { register unsigned int reg0 asm("0") = func; - int rc = -ENOSYS; + int rc = -EOPNOTSUPP; asm volatile( " .insn s,0xb2b30000,%1\n" @@ -190,7 +190,7 @@ static inline int etr_ptff(void *ptff_block, unsigned int func) { register unsigned int reg0 asm("0") = func; register unsigned long reg1 asm("1") = (unsigned long) ptff_block; - int rc = -ENOSYS; + int rc = -EOPNOTSUPP; asm volatile( " .word 0x0104\n" diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c index dcec960fc724..2db1011b8b19 100644 --- a/arch/s390/kernel/time.c +++ b/arch/s390/kernel/time.c @@ -329,7 +329,7 @@ static unsigned long clock_sync_flags; * The synchronous get_clock function. It will write the current clock * value to the clock pointer and return 0 if the clock is in sync with * the external time source. If the clock mode is local it will return - * -ENOSYS and -EAGAIN if the clock is not in sync with the external + * -EOPNOTSUPP and -EAGAIN if the clock is not in sync with the external * reference. */ int get_sync_clock(unsigned long long *clock) @@ -347,7 +347,7 @@ int get_sync_clock(unsigned long long *clock) return 0; if (!test_bit(CLOCK_SYNC_HAS_ETR, &clock_sync_flags) && !test_bit(CLOCK_SYNC_HAS_STP, &clock_sync_flags)) - return -ENOSYS; + return -EOPNOTSUPP; if (!test_bit(CLOCK_SYNC_ETR, &clock_sync_flags) && !test_bit(CLOCK_SYNC_STP, &clock_sync_flags)) return -EACCES; diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index ed03c22b215e..e1bb930124dd 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -211,7 +211,7 @@ check_XRC (struct ccw1 *de_ccw, rc = get_sync_clock(&data->ep_sys_time); /* Ignore return code if sync clock is switched off. */ - if (rc == -ENOSYS || rc == -EACCES) + if (rc == -EOPNOTSUPP || rc == -EACCES) rc = 0; de_ccw->count = sizeof(struct DE_eckd_data); @@ -322,7 +322,7 @@ static int check_XRC_on_prefix(struct PFX_eckd_data *pfxdata, rc = get_sync_clock(&pfxdata->define_extent.ep_sys_time); /* Ignore return code if sync clock is switched off. */ - if (rc == -ENOSYS || rc == -EACCES) + if (rc == -EOPNOTSUPP || rc == -EACCES) rc = 0; return rc; } |