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-rw-r--r--arch/sh/Kconfig1
-rw-r--r--arch/sh/boards/Kconfig2
-rw-r--r--arch/sh/boards/mach-ecovec24/setup.c2
-rw-r--r--arch/sh/boards/of-generic.c2
-rw-r--r--arch/sh/include/asm/Kbuild20
-rw-r--r--arch/sh/include/asm/bug.h1
-rw-r--r--arch/sh/include/asm/dma-mapping.h2
-rw-r--r--arch/sh/include/asm/stackprotector.h1
-rw-r--r--arch/sh/include/asm/uaccess.h1
-rw-r--r--arch/sh/include/uapi/asm/Kbuild20
-rw-r--r--arch/sh/include/uapi/asm/ioctls.h1
-rw-r--r--arch/sh/kernel/ftrace.c18
-rw-r--r--arch/sh/kernel/vsyscall/Makefile16
-rw-r--r--arch/sh/mm/cache-sh5.c2
-rw-r--r--arch/sh/mm/extable_64.c34
-rw-r--r--arch/sh/mm/hugetlbpage.c3
-rw-r--r--arch/sh/mm/init.c10
-rw-r--r--arch/sh/mm/mmap.c4
18 files changed, 60 insertions, 80 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index ee086958b2b2..640a85925060 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -2,6 +2,7 @@ config SUPERH
def_bool y
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_MIGHT_HAVE_PC_PARPORT
+ select ARCH_NO_COHERENT_DMA_MMAP if !MMU
select HAVE_PATA_PLATFORM
select CLKDEV_LOOKUP
select HAVE_IDE if HAS_IOPORT_MAP
diff --git a/arch/sh/boards/Kconfig b/arch/sh/boards/Kconfig
index 4e21949593cf..3554fcaa023b 100644
--- a/arch/sh/boards/Kconfig
+++ b/arch/sh/boards/Kconfig
@@ -10,7 +10,7 @@ config SH_DEVICE_TREE
bool "Board Described by Device Tree"
select OF
select OF_EARLY_FLATTREE
- select CLKSRC_OF
+ select TIMER_OF
select COMMON_CLK
select GENERIC_CALIBRATE_DELAY
help
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 6d612792f6b8..1faf6cb93dcb 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -24,7 +24,7 @@
#include <linux/usb/r8a66597.h>
#include <linux/usb/renesas_usbhs.h>
#include <linux/i2c.h>
-#include <linux/i2c/tsc2007.h>
+#include <linux/platform_data/tsc2007.h>
#include <linux/spi/spi.h>
#include <linux/spi/sh_msiof.h>
#include <linux/spi/mmc_spi.h>
diff --git a/arch/sh/boards/of-generic.c b/arch/sh/boards/of-generic.c
index 1fb6d5714bae..4feb7c86f4ac 100644
--- a/arch/sh/boards/of-generic.c
+++ b/arch/sh/boards/of-generic.c
@@ -119,7 +119,7 @@ static void __init sh_of_mem_reserve(void)
static void __init sh_of_time_init(void)
{
pr_info("SH generic board support: scanning for clocksource devices\n");
- clocksource_probe();
+ timer_probe();
}
static void __init sh_of_setup(char **cmdline_p)
diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild
index cf2a75063b53..1a6f9c39feef 100644
--- a/arch/sh/include/asm/Kbuild
+++ b/arch/sh/include/asm/Kbuild
@@ -1,40 +1,20 @@
-
-generic-y += bitsperlong.h
generic-y += clkdev.h
generic-y += current.h
generic-y += delay.h
generic-y += div64.h
generic-y += emergency-restart.h
-generic-y += errno.h
generic-y += exec.h
-generic-y += fcntl.h
-generic-y += ioctl.h
-generic-y += ipcbuf.h
generic-y += irq_regs.h
generic-y += irq_work.h
-generic-y += kvm_para.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += mm-arch-hooks.h
-generic-y += mman.h
-generic-y += msgbuf.h
-generic-y += param.h
generic-y += parport.h
generic-y += percpu.h
-generic-y += poll.h
generic-y += preempt.h
-generic-y += resource.h
generic-y += rwsem.h
-generic-y += sembuf.h
generic-y += serial.h
-generic-y += shmbuf.h
-generic-y += siginfo.h
generic-y += sizes.h
-generic-y += socket.h
-generic-y += statfs.h
-generic-y += termbits.h
-generic-y += termios.h
generic-y += trace_clock.h
-generic-y += ucontext.h
generic-y += xor.h
diff --git a/arch/sh/include/asm/bug.h b/arch/sh/include/asm/bug.h
index 1b77f068be2b..c9828f785ca0 100644
--- a/arch/sh/include/asm/bug.h
+++ b/arch/sh/include/asm/bug.h
@@ -48,6 +48,7 @@ do { \
"i" (__FILE__), \
"i" (__LINE__), "i" (0), \
"i" (sizeof(struct bug_entry))); \
+ unreachable(); \
} while (0)
#define __WARN_FLAGS(flags) \
diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h
index d99008af5f73..9b06be07db4d 100644
--- a/arch/sh/include/asm/dma-mapping.h
+++ b/arch/sh/include/asm/dma-mapping.h
@@ -9,8 +9,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
return dma_ops;
}
-#define DMA_ERROR_CODE 0
-
void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
enum dma_data_direction dir);
diff --git a/arch/sh/include/asm/stackprotector.h b/arch/sh/include/asm/stackprotector.h
index d9df3a76847c..141515a43b78 100644
--- a/arch/sh/include/asm/stackprotector.h
+++ b/arch/sh/include/asm/stackprotector.h
@@ -19,6 +19,7 @@ static __always_inline void boot_init_stack_canary(void)
/* Try to get a semi random initial value. */
get_random_bytes(&canary, sizeof(canary));
canary ^= LINUX_VERSION_CODE;
+ canary &= CANARY_MASK;
current->stack_canary = canary;
__stack_chk_guard = current->stack_canary;
diff --git a/arch/sh/include/asm/uaccess.h b/arch/sh/include/asm/uaccess.h
index 2722b61b2283..211b44920dbe 100644
--- a/arch/sh/include/asm/uaccess.h
+++ b/arch/sh/include/asm/uaccess.h
@@ -100,7 +100,6 @@ struct __large_struct { unsigned long buf[100]; };
extern long strncpy_from_user(char *dest, const char __user *src, long count);
-extern __must_check long strlen_user(const char __user *str);
extern __must_check long strnlen_user(const char __user *str, long n);
/* Generic arbitrary sized copy. */
diff --git a/arch/sh/include/uapi/asm/Kbuild b/arch/sh/include/uapi/asm/Kbuild
index b15bf6bc0e94..e28531333efa 100644
--- a/arch/sh/include/uapi/asm/Kbuild
+++ b/arch/sh/include/uapi/asm/Kbuild
@@ -1,2 +1,22 @@
# UAPI Header export list
include include/uapi/asm-generic/Kbuild.asm
+
+generic-y += bitsperlong.h
+generic-y += errno.h
+generic-y += fcntl.h
+generic-y += ioctl.h
+generic-y += ipcbuf.h
+generic-y += kvm_para.h
+generic-y += mman.h
+generic-y += msgbuf.h
+generic-y += param.h
+generic-y += poll.h
+generic-y += resource.h
+generic-y += sembuf.h
+generic-y += shmbuf.h
+generic-y += siginfo.h
+generic-y += socket.h
+generic-y += statfs.h
+generic-y += termbits.h
+generic-y += termios.h
+generic-y += ucontext.h
diff --git a/arch/sh/include/uapi/asm/ioctls.h b/arch/sh/include/uapi/asm/ioctls.h
index c9903e56ccf4..eec7901e9e65 100644
--- a/arch/sh/include/uapi/asm/ioctls.h
+++ b/arch/sh/include/uapi/asm/ioctls.h
@@ -93,6 +93,7 @@
#define TIOCGPKT _IOR('T', 0x38, int) /* Get packet mode state */
#define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */
#define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
+#define TIOCGPTPEER _IOR('T', 0x41, int) /* Safely open the slave */
#define TIOCSERCONFIG _IO('T', 83) /* 0x5453 */
#define TIOCSERGWILD _IOR('T', 84, int) /* 0x5454 */
diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c
index 53783978162e..d18724d186f3 100644
--- a/arch/sh/kernel/ftrace.c
+++ b/arch/sh/kernel/ftrace.c
@@ -96,19 +96,6 @@ static int mod_code_status; /* holds return value of text write */
static void *mod_code_ip; /* holds the IP to write to */
static void *mod_code_newcode; /* holds the text to write to the IP */
-static unsigned nmi_wait_count;
-static atomic_t nmi_update_count = ATOMIC_INIT(0);
-
-int ftrace_arch_read_dyn_info(char *buf, int size)
-{
- int r;
-
- r = snprintf(buf, size, "%u %u",
- nmi_wait_count,
- atomic_read(&nmi_update_count));
- return r;
-}
-
static void clear_mod_flag(void)
{
int old = atomic_read(&nmi_running);
@@ -144,7 +131,6 @@ void arch_ftrace_nmi_enter(void)
if (atomic_inc_return(&nmi_running) & MOD_CODE_WRITE_FLAG) {
smp_rmb();
ftrace_mod_code();
- atomic_inc(&nmi_update_count);
}
/* Must have previous changes seen before executions */
smp_mb();
@@ -165,8 +151,6 @@ static void wait_for_nmi_and_set_mod_flag(void)
do {
cpu_relax();
} while (atomic_cmpxchg(&nmi_running, 0, MOD_CODE_WRITE_FLAG));
-
- nmi_wait_count++;
}
static void wait_for_nmi(void)
@@ -177,8 +161,6 @@ static void wait_for_nmi(void)
do {
cpu_relax();
} while (atomic_read(&nmi_running));
-
- nmi_wait_count++;
}
static int
diff --git a/arch/sh/kernel/vsyscall/Makefile b/arch/sh/kernel/vsyscall/Makefile
index 8f0ea5fc835c..6ab108f1a0c6 100644
--- a/arch/sh/kernel/vsyscall/Makefile
+++ b/arch/sh/kernel/vsyscall/Makefile
@@ -1,11 +1,11 @@
-obj-y += vsyscall.o vsyscall-syscall.o
+obj-y += vsyscall.o vsyscall-syscall.o vsyscall-syms.o
$(obj)/vsyscall-syscall.o: \
$(foreach F,trapa,$(obj)/vsyscall-$F.so)
# Teach kbuild about targets
targets += $(foreach F,trapa,vsyscall-$F.o vsyscall-$F.so)
-targets += vsyscall-note.o vsyscall.lds
+targets += vsyscall-note.o vsyscall.lds vsyscall-dummy.o
# The DSO images are built using a special linker script
quiet_cmd_syscall = SYSCALL $@
@@ -26,11 +26,11 @@ $(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE
# We also create a special relocatable object that should mirror the symbol
# table and layout of the linked DSO. With ld -R we can then refer to
# these symbols in the kernel code rather than hand-coded addresses.
-extra-y += vsyscall-syms.o
-$(obj)/built-in.o: $(obj)/vsyscall-syms.o
-$(obj)/built-in.o: ld_flags += -R $(obj)/vsyscall-syms.o
-
-SYSCFLAGS_vsyscall-syms.o = -r
-$(obj)/vsyscall-syms.o: $(src)/vsyscall.lds \
+SYSCFLAGS_vsyscall-dummy.o = -r
+$(obj)/vsyscall-dummy.o: $(src)/vsyscall.lds \
$(obj)/vsyscall-trapa.o $(obj)/vsyscall-note.o FORCE
$(call if_changed,syscall)
+
+LDFLAGS_vsyscall-syms.o := -r -R
+$(obj)/vsyscall-syms.o: $(obj)/vsyscall-dummy.o FORCE
+ $(call if_changed,ld)
diff --git a/arch/sh/mm/cache-sh5.c b/arch/sh/mm/cache-sh5.c
index d94dadedf74f..445b5e69b73c 100644
--- a/arch/sh/mm/cache-sh5.c
+++ b/arch/sh/mm/cache-sh5.c
@@ -234,7 +234,7 @@ static void sh64_icache_inv_current_user_range(unsigned long start, unsigned lon
#define DUMMY_ALLOCO_AREA_SIZE ((L1_CACHE_BYTES << 10) + (1024 * 4))
static unsigned char dummy_alloco_area[DUMMY_ALLOCO_AREA_SIZE] __cacheline_aligned = { 0, };
-static void inline sh64_dcache_purge_sets(int sets_to_purge_base, int n_sets)
+static inline void sh64_dcache_purge_sets(int sets_to_purge_base, int n_sets)
{
/* Purge all ways in a particular block of sets, specified by the base
set number and number of sets. Can handle wrap-around, if that's
diff --git a/arch/sh/mm/extable_64.c b/arch/sh/mm/extable_64.c
index b90cdfad2c78..7a3b4d33d2e7 100644
--- a/arch/sh/mm/extable_64.c
+++ b/arch/sh/mm/extable_64.c
@@ -10,6 +10,7 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
+#include <linux/bsearch.h>
#include <linux/rwsem.h>
#include <linux/extable.h>
#include <linux/uaccess.h>
@@ -40,10 +41,23 @@ static const struct exception_table_entry *check_exception_ranges(unsigned long
return NULL;
}
+static int cmp_ex_search(const void *key, const void *elt)
+{
+ const struct exception_table_entry *_elt = elt;
+ unsigned long _key = *(unsigned long *)key;
+
+ /* avoid overflow */
+ if (_key > _elt->insn)
+ return 1;
+ if (_key < _elt->insn)
+ return -1;
+ return 0;
+}
+
/* Simple binary search */
const struct exception_table_entry *
-search_extable(const struct exception_table_entry *first,
- const struct exception_table_entry *last,
+search_extable(const struct exception_table_entry *base,
+ const size_t num,
unsigned long value)
{
const struct exception_table_entry *mid;
@@ -52,20 +66,8 @@ search_extable(const struct exception_table_entry *first,
if (mid)
return mid;
- while (first <= last) {
- long diff;
-
- mid = (last - first) / 2 + first;
- diff = mid->insn - value;
- if (diff == 0)
- return mid;
- else if (diff < 0)
- first = mid+1;
- else
- last = mid-1;
- }
-
- return NULL;
+ return bsearch(&value, base, num,
+ sizeof(struct exception_table_entry), cmp_ex_search);
}
int fixup_exception(struct pt_regs *regs)
diff --git a/arch/sh/mm/hugetlbpage.c b/arch/sh/mm/hugetlbpage.c
index cc948db74878..d2412d2d6462 100644
--- a/arch/sh/mm/hugetlbpage.c
+++ b/arch/sh/mm/hugetlbpage.c
@@ -42,7 +42,8 @@ pte_t *huge_pte_alloc(struct mm_struct *mm,
return pte;
}
-pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr)
+pte_t *huge_pte_offset(struct mm_struct *mm,
+ unsigned long addr, unsigned long sz)
{
pgd_t *pgd;
pud_t *pud;
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 75491862d900..bf726af5f1a5 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -485,20 +485,14 @@ void free_initrd_mem(unsigned long start, unsigned long end)
#endif
#ifdef CONFIG_MEMORY_HOTPLUG
-int arch_add_memory(int nid, u64 start, u64 size, bool for_device)
+int arch_add_memory(int nid, u64 start, u64 size, bool want_memblock)
{
- pg_data_t *pgdat;
unsigned long start_pfn = PFN_DOWN(start);
unsigned long nr_pages = size >> PAGE_SHIFT;
int ret;
- pgdat = NODE_DATA(nid);
-
/* We only have ZONE_NORMAL, so this is easy.. */
- ret = __add_pages(nid, pgdat->node_zones +
- zone_for_memory(nid, start, size, ZONE_NORMAL,
- for_device),
- start_pfn, nr_pages);
+ ret = __add_pages(nid, start_pfn, nr_pages, want_memblock);
if (unlikely(ret))
printk("%s: Failed, __add_pages() == %d\n", __func__, ret);
diff --git a/arch/sh/mm/mmap.c b/arch/sh/mm/mmap.c
index 08e7af0be4a7..6a1a1297baae 100644
--- a/arch/sh/mm/mmap.c
+++ b/arch/sh/mm/mmap.c
@@ -64,7 +64,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
@@ -114,7 +114,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
generated by cgit (git 2.34.1) at 2024-06-11 12:33:33 +0000