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-rw-r--r--arch/mips/Kconfig1
-rw-r--r--arch/mips/alchemy/common/clock.c9
-rw-r--r--arch/mips/cavium-octeon/crypto/octeon-crypto.h2
-rw-r--r--arch/mips/cavium-octeon/crypto/octeon-md5.c14
-rw-r--r--arch/mips/cavium-octeon/crypto/octeon-sha1.c2
-rw-r--r--arch/mips/cavium-octeon/crypto/octeon-sha256.c2
-rw-r--r--arch/mips/cavium-octeon/crypto/octeon-sha512.c2
-rw-r--r--arch/mips/configs/generic/board-ranchu.config1
-rw-r--r--arch/mips/configs/gpr_defconfig2
-rw-r--r--arch/mips/configs/mtx1_defconfig3
-rw-r--r--arch/mips/configs/rm200_defconfig1
-rw-r--r--arch/mips/include/asm/fixmap.h4
-rw-r--r--arch/mips/include/asm/highmem.h6
-rw-r--r--arch/mips/include/asm/kmap_types.h13
-rw-r--r--arch/mips/include/asm/pgtable-32.h3
-rw-r--r--arch/mips/include/uapi/asm/signal.h12
-rw-r--r--arch/mips/include/uapi/asm/socket.h3
-rw-r--r--arch/mips/kernel/idle.c12
-rw-r--r--arch/mips/kernel/process.c5
-rw-r--r--arch/mips/kernel/setup.c6
-rw-r--r--arch/mips/kernel/smp.c25
-rw-r--r--arch/mips/mm/highmem.c77
-rw-r--r--arch/mips/mm/init.c4
-rw-r--r--arch/mips/mm/tlb-r4k.c1
-rw-r--r--arch/mips/vdso/genvdso.c4
25 files changed, 51 insertions, 163 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 2000bb2b0220..6b762bebff33 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -2719,6 +2719,7 @@ config WAR_MIPS34K_MISSED_ITLB
config HIGHMEM
bool "High Memory Support"
depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA
+ select KMAP_LOCAL
config CPU_SUPPORTS_HIGHMEM
bool
diff --git a/arch/mips/alchemy/common/clock.c b/arch/mips/alchemy/common/clock.c
index a95a894aceaf..f0c830337104 100644
--- a/arch/mips/alchemy/common/clock.c
+++ b/arch/mips/alchemy/common/clock.c
@@ -152,6 +152,7 @@ static struct clk __init *alchemy_clk_setup_cpu(const char *parent_name,
{
struct clk_init_data id;
struct clk_hw *h;
+ struct clk *clk;
h = kzalloc(sizeof(*h), GFP_KERNEL);
if (!h)
@@ -164,7 +165,13 @@ static struct clk __init *alchemy_clk_setup_cpu(const char *parent_name,
id.ops = &alchemy_clkops_cpu;
h->init = &id;
- return clk_register(NULL, h);
+ clk = clk_register(NULL, h);
+ if (IS_ERR(clk)) {
+ pr_err("failed to register clock\n");
+ kfree(h);
+ }
+
+ return clk;
}
/* AUXPLLs ************************************************************/
diff --git a/arch/mips/cavium-octeon/crypto/octeon-crypto.h b/arch/mips/cavium-octeon/crypto/octeon-crypto.h
index 7315cc307397..cb68f9e284bb 100644
--- a/arch/mips/cavium-octeon/crypto/octeon-crypto.h
+++ b/arch/mips/cavium-octeon/crypto/octeon-crypto.h
@@ -41,7 +41,7 @@ do { \
*/
#define read_octeon_64bit_hash_dword(index) \
({ \
- u64 __value; \
+ __be64 __value; \
\
__asm__ __volatile__ ( \
"dmfc2 %[rt],0x0048+" STR(index) \
diff --git a/arch/mips/cavium-octeon/crypto/octeon-md5.c b/arch/mips/cavium-octeon/crypto/octeon-md5.c
index 8c8ea139653e..5ee4ade99b99 100644
--- a/arch/mips/cavium-octeon/crypto/octeon-md5.c
+++ b/arch/mips/cavium-octeon/crypto/octeon-md5.c
@@ -68,10 +68,11 @@ static int octeon_md5_init(struct shash_desc *desc)
{
struct md5_state *mctx = shash_desc_ctx(desc);
- mctx->hash[0] = cpu_to_le32(MD5_H0);
- mctx->hash[1] = cpu_to_le32(MD5_H1);
- mctx->hash[2] = cpu_to_le32(MD5_H2);
- mctx->hash[3] = cpu_to_le32(MD5_H3);
+ mctx->hash[0] = MD5_H0;
+ mctx->hash[1] = MD5_H1;
+ mctx->hash[2] = MD5_H2;
+ mctx->hash[3] = MD5_H3;
+ cpu_to_le32_array(mctx->hash, 4);
mctx->byte_count = 0;
return 0;
@@ -139,8 +140,9 @@ static int octeon_md5_final(struct shash_desc *desc, u8 *out)
}
memset(p, 0, padding);
- mctx->block[14] = cpu_to_le32(mctx->byte_count << 3);
- mctx->block[15] = cpu_to_le32(mctx->byte_count >> 29);
+ mctx->block[14] = mctx->byte_count << 3;
+ mctx->block[15] = mctx->byte_count >> 29;
+ cpu_to_le32_array(mctx->block + 14, 2);
octeon_md5_transform(mctx->block);
octeon_md5_read_hash(mctx);
diff --git a/arch/mips/cavium-octeon/crypto/octeon-sha1.c b/arch/mips/cavium-octeon/crypto/octeon-sha1.c
index 75e79b47abfe..30f1d75208a5 100644
--- a/arch/mips/cavium-octeon/crypto/octeon-sha1.c
+++ b/arch/mips/cavium-octeon/crypto/octeon-sha1.c
@@ -14,7 +14,7 @@
*/
#include <linux/mm.h>
-#include <crypto/sha.h>
+#include <crypto/sha1.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/module.h>
diff --git a/arch/mips/cavium-octeon/crypto/octeon-sha256.c b/arch/mips/cavium-octeon/crypto/octeon-sha256.c
index a682ce76716a..36cb92895d72 100644
--- a/arch/mips/cavium-octeon/crypto/octeon-sha256.c
+++ b/arch/mips/cavium-octeon/crypto/octeon-sha256.c
@@ -15,7 +15,7 @@
*/
#include <linux/mm.h>
-#include <crypto/sha.h>
+#include <crypto/sha2.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/module.h>
diff --git a/arch/mips/cavium-octeon/crypto/octeon-sha512.c b/arch/mips/cavium-octeon/crypto/octeon-sha512.c
index 50722a0cfb53..359f039820d8 100644
--- a/arch/mips/cavium-octeon/crypto/octeon-sha512.c
+++ b/arch/mips/cavium-octeon/crypto/octeon-sha512.c
@@ -14,7 +14,7 @@
*/
#include <linux/mm.h>
-#include <crypto/sha.h>
+#include <crypto/sha2.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/module.h>
diff --git a/arch/mips/configs/generic/board-ranchu.config b/arch/mips/configs/generic/board-ranchu.config
index fee9ad4c5598..640aac845ebe 100644
--- a/arch/mips/configs/generic/board-ranchu.config
+++ b/arch/mips/configs/generic/board-ranchu.config
@@ -5,7 +5,6 @@ CONFIG_FB=y
CONFIG_FB_GOLDFISH=y
CONFIG_GOLDFISH=y
CONFIG_STAGING=y
-CONFIG_GOLDFISH_AUDIO=y
CONFIG_GOLDFISH_PIC=y
CONFIG_GOLDFISH_PIPE=y
CONFIG_GOLDFISH_TTY=y
diff --git a/arch/mips/configs/gpr_defconfig b/arch/mips/configs/gpr_defconfig
index 9085f4d6c698..8a921c8ac233 100644
--- a/arch/mips/configs/gpr_defconfig
+++ b/arch/mips/configs/gpr_defconfig
@@ -228,9 +228,7 @@ CONFIG_FARSYNC=m
CONFIG_DSCC4=m
CONFIG_DSCC4_PCISYNC=y
CONFIG_DSCC4_PCI_RST=y
-CONFIG_DLCI=m
CONFIG_LAPBETHER=m
-CONFIG_X25_ASY=m
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
diff --git a/arch/mips/configs/mtx1_defconfig b/arch/mips/configs/mtx1_defconfig
index 914af125a7fa..d1c3ff7f00bf 100644
--- a/arch/mips/configs/mtx1_defconfig
+++ b/arch/mips/configs/mtx1_defconfig
@@ -378,9 +378,7 @@ CONFIG_FARSYNC=m
CONFIG_DSCC4=m
CONFIG_DSCC4_PCISYNC=y
CONFIG_DSCC4_PCI_RST=y
-CONFIG_DLCI=m
CONFIG_LAPBETHER=m
-CONFIG_X25_ASY=m
# CONFIG_KEYBOARD_ATKBD is not set
CONFIG_KEYBOARD_GPIO=y
# CONFIG_INPUT_MOUSE is not set
@@ -565,7 +563,6 @@ CONFIG_USB_SERIAL_SAFE=m
CONFIG_USB_SERIAL_SIERRAWIRELESS=m
CONFIG_USB_SERIAL_TI=m
CONFIG_USB_SERIAL_CYBERJACK=m
-CONFIG_USB_SERIAL_XIRCOM=m
CONFIG_USB_SERIAL_OPTION=m
CONFIG_USB_SERIAL_OMNINET=m
CONFIG_USB_EMI62=m
diff --git a/arch/mips/configs/rm200_defconfig b/arch/mips/configs/rm200_defconfig
index 30d7c3db884e..3dc2da2bee0d 100644
--- a/arch/mips/configs/rm200_defconfig
+++ b/arch/mips/configs/rm200_defconfig
@@ -311,7 +311,6 @@ CONFIG_USB_SERIAL_PL2303=m
CONFIG_USB_SERIAL_SAFE=m
CONFIG_USB_SERIAL_SAFE_PADDED=y
CONFIG_USB_SERIAL_CYBERJACK=m
-CONFIG_USB_SERIAL_XIRCOM=m
CONFIG_USB_SERIAL_OMNINET=m
CONFIG_USB_LEGOTOWER=m
CONFIG_USB_LCD=m
diff --git a/arch/mips/include/asm/fixmap.h b/arch/mips/include/asm/fixmap.h
index 743535be7528..beea14761cef 100644
--- a/arch/mips/include/asm/fixmap.h
+++ b/arch/mips/include/asm/fixmap.h
@@ -17,7 +17,7 @@
#include <spaces.h>
#ifdef CONFIG_HIGHMEM
#include <linux/threads.h>
-#include <asm/kmap_types.h>
+#include <asm/kmap_size.h>
#endif
/*
@@ -52,7 +52,7 @@ enum fixed_addresses {
#ifdef CONFIG_HIGHMEM
/* reserved pte's for temporary kernel mappings */
FIX_KMAP_BEGIN = FIX_CMAP_END + 1,
- FIX_KMAP_END = FIX_KMAP_BEGIN+(KM_TYPE_NR*NR_CPUS)-1,
+ FIX_KMAP_END = FIX_KMAP_BEGIN + (KM_MAX_IDX * NR_CPUS) - 1,
#endif
__end_of_fixed_addresses
};
diff --git a/arch/mips/include/asm/highmem.h b/arch/mips/include/asm/highmem.h
index f1f788b57166..19edf8e69971 100644
--- a/arch/mips/include/asm/highmem.h
+++ b/arch/mips/include/asm/highmem.h
@@ -24,7 +24,7 @@
#include <linux/interrupt.h>
#include <linux/uaccess.h>
#include <asm/cpu-features.h>
-#include <asm/kmap_types.h>
+#include <asm/kmap_size.h>
/* declarations for highmem.c */
extern unsigned long highstart_pfn, highend_pfn;
@@ -48,11 +48,11 @@ extern pte_t *pkmap_page_table;
#define ARCH_HAS_KMAP_FLUSH_TLB
extern void kmap_flush_tlb(unsigned long addr);
-extern void *kmap_atomic_pfn(unsigned long pfn);
#define flush_cache_kmaps() BUG_ON(cpu_has_dc_aliases)
-extern void kmap_init(void);
+#define arch_kmap_local_post_map(vaddr, pteval) local_flush_tlb_one(vaddr)
+#define arch_kmap_local_post_unmap(vaddr) local_flush_tlb_one(vaddr)
#endif /* __KERNEL__ */
diff --git a/arch/mips/include/asm/kmap_types.h b/arch/mips/include/asm/kmap_types.h
deleted file mode 100644
index 16665dc2431b..000000000000
--- a/arch/mips/include/asm/kmap_types.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ASM_KMAP_TYPES_H
-#define _ASM_KMAP_TYPES_H
-
-#ifdef CONFIG_DEBUG_HIGHMEM
-#define __WITH_KM_FENCE
-#endif
-
-#include <asm-generic/kmap_types.h>
-
-#undef __WITH_KM_FENCE
-
-#endif
diff --git a/arch/mips/include/asm/pgtable-32.h b/arch/mips/include/asm/pgtable-32.h
index a950fc1ddb4d..6c0532d7b211 100644
--- a/arch/mips/include/asm/pgtable-32.h
+++ b/arch/mips/include/asm/pgtable-32.h
@@ -154,6 +154,7 @@ static inline void pmd_clear(pmd_t *pmdp)
#if defined(CONFIG_XPA)
+#define MAX_POSSIBLE_PHYSMEM_BITS 40
#define pte_pfn(x) (((unsigned long)((x).pte_high >> _PFN_SHIFT)) | (unsigned long)((x).pte_low << _PAGE_PRESENT_SHIFT))
static inline pte_t
pfn_pte(unsigned long pfn, pgprot_t prot)
@@ -169,6 +170,7 @@ pfn_pte(unsigned long pfn, pgprot_t prot)
#elif defined(CONFIG_PHYS_ADDR_T_64BIT) && defined(CONFIG_CPU_MIPS32)
+#define MAX_POSSIBLE_PHYSMEM_BITS 36
#define pte_pfn(x) ((unsigned long)((x).pte_high >> 6))
static inline pte_t pfn_pte(unsigned long pfn, pgprot_t prot)
@@ -183,6 +185,7 @@ static inline pte_t pfn_pte(unsigned long pfn, pgprot_t prot)
#else
+#define MAX_POSSIBLE_PHYSMEM_BITS 32
#ifdef CONFIG_CPU_VR41XX
#define pte_pfn(x) ((unsigned long)((x).pte >> (PAGE_SHIFT + 2)))
#define pfn_pte(pfn, prot) __pte(((pfn) << (PAGE_SHIFT + 2)) | pgprot_val(prot))
diff --git a/arch/mips/include/uapi/asm/signal.h b/arch/mips/include/uapi/asm/signal.h
index 53104b10aae2..e6c78a15cb2f 100644
--- a/arch/mips/include/uapi/asm/signal.h
+++ b/arch/mips/include/uapi/asm/signal.h
@@ -62,18 +62,6 @@ typedef unsigned long old_sigset_t; /* at least 32 bits */
#define SIGRTMAX _NSIG
/*
- * SA_FLAGS values:
- *
- * SA_ONSTACK indicates that a registered stack_t will be used.
- * SA_RESTART flag to get restarting signals (which were the default long ago)
- * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
- * SA_RESETHAND clears the handler when the signal is delivered.
- * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
- * SA_NODEFER prevents the current signal from being masked in the handler.
- *
- * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
- * Unix names RESETHAND and NODEFER respectively.
- *
* SA_RESTORER used to be defined as 0x04000000 but only the O32 ABI ever
* supported its use and no libc was using it, so the entire sa-restorer
* functionality was removed with lmo commit 39bffc12c3580ab for 2.5.48
diff --git a/arch/mips/include/uapi/asm/socket.h b/arch/mips/include/uapi/asm/socket.h
index d0a9ed2ca2d6..2d949969313b 100644
--- a/arch/mips/include/uapi/asm/socket.h
+++ b/arch/mips/include/uapi/asm/socket.h
@@ -135,6 +135,9 @@
#define SO_DETACH_REUSEPORT_BPF 68
+#define SO_PREFER_BUSY_POLL 69
+#define SO_BUSY_POLL_BUDGET 70
+
#if !defined(__KERNEL__)
#if __BITS_PER_LONG == 64
diff --git a/arch/mips/kernel/idle.c b/arch/mips/kernel/idle.c
index 5bc3b04693c7..18e69ebf5691 100644
--- a/arch/mips/kernel/idle.c
+++ b/arch/mips/kernel/idle.c
@@ -33,19 +33,19 @@ static void __cpuidle r3081_wait(void)
{
unsigned long cfg = read_c0_conf();
write_c0_conf(cfg | R30XX_CONF_HALT);
- local_irq_enable();
+ raw_local_irq_enable();
}
static void __cpuidle r39xx_wait(void)
{
if (!need_resched())
write_c0_conf(read_c0_conf() | TX39_CONF_HALT);
- local_irq_enable();
+ raw_local_irq_enable();
}
void __cpuidle r4k_wait(void)
{
- local_irq_enable();
+ raw_local_irq_enable();
__r4k_wait();
}
@@ -64,7 +64,7 @@ void __cpuidle r4k_wait_irqoff(void)
" .set arch=r4000 \n"
" wait \n"
" .set pop \n");
- local_irq_enable();
+ raw_local_irq_enable();
}
/*
@@ -84,7 +84,7 @@ static void __cpuidle rm7k_wait_irqoff(void)
" wait \n"
" mtc0 $1, $12 # stalls until W stage \n"
" .set pop \n");
- local_irq_enable();
+ raw_local_irq_enable();
}
/*
@@ -257,7 +257,7 @@ void arch_cpu_idle(void)
if (cpu_wait)
cpu_wait();
else
- local_irq_enable();
+ raw_local_irq_enable();
}
#ifdef CONFIG_CPU_IDLE
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index 75ebd8d7bd5d..d7e288f3a1e7 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -702,7 +702,6 @@ unsigned long arch_align_stack(unsigned long sp)
return sp & ALMASK;
}
-static DEFINE_PER_CPU(call_single_data_t, backtrace_csd);
static struct cpumask backtrace_csd_busy;
static void handle_backtrace(void *info)
@@ -711,6 +710,9 @@ static void handle_backtrace(void *info)
cpumask_clear_cpu(smp_processor_id(), &backtrace_csd_busy);
}
+static DEFINE_PER_CPU(call_single_data_t, backtrace_csd) =
+ CSD_INIT(handle_backtrace, NULL);
+
static void raise_backtrace(cpumask_t *mask)
{
call_single_data_t *csd;
@@ -730,7 +732,6 @@ static void raise_backtrace(cpumask_t *mask)
}
csd = &per_cpu(backtrace_csd, cpu);
- csd->func = handle_backtrace;
smp_call_function_single_async(cpu, csd);
}
}
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 0d4253208bde..ca579deef939 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -262,8 +262,8 @@ static void __init bootmem_init(void)
static void __init bootmem_init(void)
{
phys_addr_t ramstart, ramend;
- phys_addr_t start, end;
- u64 i;
+ unsigned long start, end;
+ int i;
ramstart = memblock_start_of_DRAM();
ramend = memblock_end_of_DRAM();
@@ -300,7 +300,7 @@ static void __init bootmem_init(void)
min_low_pfn = ARCH_PFN_OFFSET;
max_pfn = PFN_DOWN(ramend);
- for_each_mem_range(i, &start, &end) {
+ for_each_mem_pfn_range(i, MAX_NUMNODES, &start, &end, NULL) {
/*
* Skip highmem here so we get an accurate max_low_pfn if low
* memory stops short of high memory.
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index 48d84d5fcc36..74b9102fd06e 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -687,36 +687,23 @@ EXPORT_SYMBOL(flush_tlb_one);
#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
-static DEFINE_PER_CPU(call_single_data_t, tick_broadcast_csd);
-
-void tick_broadcast(const struct cpumask *mask)
-{
- call_single_data_t *csd;
- int cpu;
-
- for_each_cpu(cpu, mask) {
- csd = &per_cpu(tick_broadcast_csd, cpu);
- smp_call_function_single_async(cpu, csd);
- }
-}
-
static void tick_broadcast_callee(void *info)
{
tick_receive_broadcast();
}
-static int __init tick_broadcast_init(void)
+static DEFINE_PER_CPU(call_single_data_t, tick_broadcast_csd) =
+ CSD_INIT(tick_broadcast_callee, NULL);
+
+void tick_broadcast(const struct cpumask *mask)
{
call_single_data_t *csd;
int cpu;
- for (cpu = 0; cpu < NR_CPUS; cpu++) {
+ for_each_cpu(cpu, mask) {
csd = &per_cpu(tick_broadcast_csd, cpu);
- csd->func = tick_broadcast_callee;
+ smp_call_function_single_async(cpu, csd);
}
-
- return 0;
}
-early_initcall(tick_broadcast_init);
#endif /* CONFIG_GENERIC_CLOCKEVENTS_BROADCAST */
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c
index 5fec7f45d79a..57e2f08f00d0 100644
--- a/arch/mips/mm/highmem.c
+++ b/arch/mips/mm/highmem.c
@@ -8,8 +8,6 @@
#include <asm/fixmap.h>
#include <asm/tlbflush.h>
-static pte_t *kmap_pte;
-
unsigned long highstart_pfn, highend_pfn;
void kmap_flush_tlb(unsigned long addr)
@@ -17,78 +15,3 @@ void kmap_flush_tlb(unsigned long addr)
flush_tlb_one(addr);
}
EXPORT_SYMBOL(kmap_flush_tlb);
-
-void *kmap_atomic_high_prot(struct page *page, pgprot_t prot)
-{
- unsigned long vaddr;
- int idx, type;
-
- type = kmap_atomic_idx_push();
- idx = type + KM_TYPE_NR*smp_processor_id();
- vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
-#ifdef CONFIG_DEBUG_HIGHMEM
- BUG_ON(!pte_none(*(kmap_pte - idx)));
-#endif
- set_pte(kmap_pte-idx, mk_pte(page, prot));
- local_flush_tlb_one((unsigned long)vaddr);
-
- return (void*) vaddr;
-}
-EXPORT_SYMBOL(kmap_atomic_high_prot);
-
-void kunmap_atomic_high(void *kvaddr)
-{
- unsigned long vaddr = (unsigned long) kvaddr & PAGE_MASK;
- int type __maybe_unused;
-
- if (vaddr < FIXADDR_START)
- return;
-
- type = kmap_atomic_idx();
-#ifdef CONFIG_DEBUG_HIGHMEM
- {
- int idx = type + KM_TYPE_NR * smp_processor_id();
-
- BUG_ON(vaddr != __fix_to_virt(FIX_KMAP_BEGIN + idx));
-
- /*
- * force other mappings to Oops if they'll try to access
- * this pte without first remap it
- */
- pte_clear(&init_mm, vaddr, kmap_pte-idx);
- local_flush_tlb_one(vaddr);
- }
-#endif
- kmap_atomic_idx_pop();
-}
-EXPORT_SYMBOL(kunmap_atomic_high);
-
-/*
- * This is the same as kmap_atomic() but can map memory that doesn't
- * have a struct page associated with it.
- */
-void *kmap_atomic_pfn(unsigned long pfn)
-{
- unsigned long vaddr;
- int idx, type;
-
- preempt_disable();
- pagefault_disable();
-
- type = kmap_atomic_idx_push();
- idx = type + KM_TYPE_NR*smp_processor_id();
- vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
- set_pte(kmap_pte-idx, pfn_pte(pfn, PAGE_KERNEL));
- flush_tlb_one(vaddr);
-
- return (void*) vaddr;
-}
-
-void __init kmap_init(void)
-{
- unsigned long kmap_vstart;
-
- /* cache the first kmap pte */
- kmap_vstart = __fix_to_virt(FIX_KMAP_BEGIN);
- kmap_pte = virt_to_kpte(kmap_vstart);
-}
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 07e84a774938..bc80893e5c0f 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -36,7 +36,6 @@
#include <asm/cachectl.h>
#include <asm/cpu.h>
#include <asm/dma.h>
-#include <asm/kmap_types.h>
#include <asm/maar.h>
#include <asm/mmu_context.h>
#include <asm/sections.h>
@@ -402,9 +401,6 @@ void __init paging_init(void)
pagetable_init();
-#ifdef CONFIG_HIGHMEM
- kmap_init();
-#endif
#ifdef CONFIG_ZONE_DMA
max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN;
#endif
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
index 38e2894d5fa3..1b939abbe4ca 100644
--- a/arch/mips/mm/tlb-r4k.c
+++ b/arch/mips/mm/tlb-r4k.c
@@ -438,6 +438,7 @@ int has_transparent_hugepage(void)
}
return mask == PM_HUGE_MASK;
}
+EXPORT_SYMBOL(has_transparent_hugepage);
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
diff --git a/arch/mips/vdso/genvdso.c b/arch/mips/vdso/genvdso.c
index abb06ae04b40..09e30eb4be86 100644
--- a/arch/mips/vdso/genvdso.c
+++ b/arch/mips/vdso/genvdso.c
@@ -263,10 +263,6 @@ int main(int argc, char **argv)
fprintf(out_file, " const struct vm_special_mapping *sm,\n");
fprintf(out_file, " struct vm_area_struct *new_vma)\n");
fprintf(out_file, "{\n");
- fprintf(out_file, " unsigned long new_size =\n");
- fprintf(out_file, " new_vma->vm_end - new_vma->vm_start;\n");
- fprintf(out_file, " if (vdso_image.size != new_size)\n");
- fprintf(out_file, " return -EINVAL;\n");
fprintf(out_file, " current->mm->context.vdso =\n");
fprintf(out_file, " (void *)(new_vma->vm_start);\n");
fprintf(out_file, " return 0;\n");