diff options
| -rw-r--r-- | arch/parisc/include/asm/cache.h | 18 | ||||
| -rw-r--r-- | arch/parisc/include/uapi/asm/unistd.h | 4 | ||||
| -rw-r--r-- | arch/parisc/kernel/syscall_table.S | 2 | ||||
| -rw-r--r-- | drivers/parisc/lba_pci.c | 12 | ||||
| -rw-r--r-- | drivers/tty/serial/mux.c | 9 | ||||
| -rw-r--r-- | include/linux/netdevice.h | 4 |
6 files changed, 20 insertions, 29 deletions
diff --git a/arch/parisc/include/asm/cache.h b/arch/parisc/include/asm/cache.h index 47f11c7..3d0e17b 100644 --- a/arch/parisc/include/asm/cache.h +++ b/arch/parisc/include/asm/cache.h @@ -7,20 +7,12 @@ /* - * PA 2.0 processors have 64-byte cachelines; PA 1.1 processors have - * 32-byte cachelines. The default configuration is not for SMP anyway, - * so if you're building for SMP, you should select the appropriate - * processor type. There is a potential livelock danger when running - * a machine with this value set too small, but it's more probable you'll - * just ruin performance. + * PA 2.0 processors have 64 and 128-byte L2 cachelines; PA 1.1 processors + * have 32-byte cachelines. The L1 length appears to be 16 bytes but this + * is not clearly documented. */ -#ifdef CONFIG_PA20 -#define L1_CACHE_BYTES 64 -#define L1_CACHE_SHIFT 6 -#else -#define L1_CACHE_BYTES 32 -#define L1_CACHE_SHIFT 5 -#endif +#define L1_CACHE_BYTES 16 +#define L1_CACHE_SHIFT 4 #ifndef __ASSEMBLY__ diff --git a/arch/parisc/include/uapi/asm/unistd.h b/arch/parisc/include/uapi/asm/unistd.h index 2e639d7..3317038 100644 --- a/arch/parisc/include/uapi/asm/unistd.h +++ b/arch/parisc/include/uapi/asm/unistd.h @@ -358,8 +358,10 @@ #define __NR_memfd_create (__NR_Linux + 340) #define __NR_bpf (__NR_Linux + 341) #define __NR_execveat (__NR_Linux + 342) +#define __NR_membarrier (__NR_Linux + 343) +#define __NR_userfaultfd (__NR_Linux + 344) -#define __NR_Linux_syscalls (__NR_execveat + 1) +#define __NR_Linux_syscalls (__NR_userfaultfd + 1) #define __IGNORE_select /* newselect */ diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S index 8eefb12..78c3ef8 100644 --- a/arch/parisc/kernel/syscall_table.S +++ b/arch/parisc/kernel/syscall_table.S @@ -438,6 +438,8 @@ ENTRY_SAME(memfd_create) /* 340 */ ENTRY_SAME(bpf) ENTRY_COMP(execveat) + ENTRY_SAME(membarrier) + ENTRY_SAME(userfaultfd) .ifne (. - 90b) - (__NR_Linux_syscalls * (91b - 90b)) diff --git a/drivers/parisc/lba_pci.c b/drivers/parisc/lba_pci.c index a32c1f6..42844c2 100644 --- a/drivers/parisc/lba_pci.c +++ b/drivers/parisc/lba_pci.c @@ -624,6 +624,10 @@ extend_lmmio_len(unsigned long start, unsigned long end, unsigned long lba_len) { struct resource *tmp; + /* exit if not a C8000 */ + if (boot_cpu_data.cpu_type < mako) + return end; + pr_debug("LMMIO mismatch: PAT length = 0x%lx, MASK register = 0x%lx\n", end - start, lba_len); @@ -631,10 +635,6 @@ extend_lmmio_len(unsigned long start, unsigned long end, unsigned long lba_len) pr_debug("LBA: lmmio_space [0x%lx-0x%lx] - original\n", start, end); - if (boot_cpu_data.cpu_type < mako) { - pr_info("LBA: Not a C8000 system - not extending LMMIO range.\n"); - return end; - } end += lba_len; if (end < start) /* fix overflow */ @@ -1557,9 +1557,9 @@ lba_driver_probe(struct parisc_device *dev) pci_add_resource_offset(&resources, &lba_dev->hba.lmmio_space, lba_dev->hba.lmmio_space_offset); if (lba_dev->hba.gmmio_space.flags) { + /* Not registering GMMIO space - according to docs it's not + * even used on HP-UX. */ /* pci_add_resource(&resources, &lba_dev->hba.gmmio_space); */ - pr_warn("LBA: Not registering GMMIO space %pR\n", - &lba_dev->hba.gmmio_space); } pci_add_resource(&resources, &lba_dev->hba.bus_num); diff --git a/drivers/tty/serial/mux.c b/drivers/tty/serial/mux.c index dd26511..8a4be4b 100644 --- a/drivers/tty/serial/mux.c +++ b/drivers/tty/serial/mux.c @@ -412,19 +412,14 @@ static int mux_console_setup(struct console *co, char *options) return 0; } -struct tty_driver *mux_console_device(struct console *co, int *index) -{ - *index = co->index; - return mux_driver.tty_driver; -} - static struct console mux_console = { .name = "ttyB", .write = mux_console_write, - .device = mux_console_device, + .device = uart_console_device, .setup = mux_console_setup, .flags = CON_ENABLED | CON_PRINTBUFFER, .index = 0, + .data = &mux_driver, }; #define MUX_CONSOLE &mux_console diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 4ac653b..a9e3bf4 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -718,8 +718,8 @@ struct xps_map { u16 queues[0]; }; #define XPS_MAP_SIZE(_num) (sizeof(struct xps_map) + ((_num) * sizeof(u16))) -#define XPS_MIN_MAP_ALLOC ((L1_CACHE_BYTES - sizeof(struct xps_map)) \ - / sizeof(u16)) +#define XPS_MIN_MAP_ALLOC ((L1_CACHE_ALIGN(offsetof(struct xps_map, queues[1])) \ + - sizeof(struct xps_map)) / sizeof(u16)) /* * This structure holds all XPS maps for device. Maps are indexed by CPU. |