diff options
Diffstat (limited to 'arch/s390/pci/pci_mmio.c')
| -rw-r--r-- | arch/s390/pci/pci_mmio.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/s390/pci/pci_mmio.c b/arch/s390/pci/pci_mmio.c index 1a6adbc68ee8..de3bdbed8881 100644 --- a/arch/s390/pci/pci_mmio.c +++ b/arch/s390/pci/pci_mmio.c @@ -93,12 +93,10 @@ static inline int __memcpy_toio_inuser(void __iomem *dst, { int size, rc = 0; u8 status = 0; - mm_segment_t old_fs; if (!src) return -EINVAL; - old_fs = enable_sacf_uaccess(); while (n > 0) { size = zpci_get_max_write_size((u64 __force) dst, (u64 __force) src, n, @@ -113,7 +111,6 @@ static inline int __memcpy_toio_inuser(void __iomem *dst, dst += size; n -= size; } - disable_sacf_uaccess(old_fs); if (rc) zpci_err_mmio(rc, status, (__force u64) dst); return rc; @@ -246,9 +243,7 @@ static inline int __memcpy_fromio_inuser(void __user *dst, { int size, rc = 0; u8 status; - mm_segment_t old_fs; - old_fs = enable_sacf_uaccess(); while (n > 0) { size = zpci_get_max_write_size((u64 __force) src, (u64 __force) dst, n, @@ -260,7 +255,6 @@ static inline int __memcpy_fromio_inuser(void __user *dst, dst += size; n -= size; } - disable_sacf_uaccess(old_fs); if (rc) zpci_err_mmio(rc, status, (__force u64) dst); return rc; |