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authorGraf Yang <graf.yang@analog.com>2008-11-18 17:48:22 +0800
committerBryan Wu <cooloney@kernel.org>2008-11-18 17:48:22 +0800
commit8f65873e47784a390949f0d61e5692dbf2a8253e (patch)
tree4d9509bf5e52ebac190d79de04b783829d44f49e /arch/blackfin/mm/sram-alloc.c
parentb8a989893cbdeb6c97a7b5af5f38fb0e480235f9 (diff)
Blackfin arch: SMP supporting patchset: Blackfin kernel and memory management code
Blackfin dual core BF561 processor can support SMP like features. https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like In this patch, we provide SMP extend to Blackfin kernel and memory management code Singed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/mm/sram-alloc.c')
-rw-r--r--arch/blackfin/mm/sram-alloc.c336
1 files changed, 193 insertions, 143 deletions
diff --git a/arch/blackfin/mm/sram-alloc.c b/arch/blackfin/mm/sram-alloc.c
index cc6f336e731..8f82b4c92d0 100644
--- a/arch/blackfin/mm/sram-alloc.c
+++ b/arch/blackfin/mm/sram-alloc.c
@@ -41,8 +41,10 @@
#include <asm/blackfin.h>
#include "blackfin_sram.h"
-static spinlock_t l1sram_lock, l1_data_sram_lock, l1_inst_sram_lock;
-static spinlock_t l2_sram_lock;
+static DEFINE_PER_CPU(spinlock_t, l1sram_lock) ____cacheline_aligned_in_smp;
+static DEFINE_PER_CPU(spinlock_t, l1_data_sram_lock) ____cacheline_aligned_in_smp;
+static DEFINE_PER_CPU(spinlock_t, l1_inst_sram_lock) ____cacheline_aligned_in_smp;
+static spinlock_t l2_sram_lock ____cacheline_aligned_in_smp;
/* the data structure for L1 scratchpad and DATA SRAM */
struct sram_piece {
@@ -52,18 +54,22 @@ struct sram_piece {
struct sram_piece *next;
};
-static struct sram_piece free_l1_ssram_head, used_l1_ssram_head;
+static DEFINE_PER_CPU(struct sram_piece, free_l1_ssram_head);
+static DEFINE_PER_CPU(struct sram_piece, used_l1_ssram_head);
#if L1_DATA_A_LENGTH != 0
-static struct sram_piece free_l1_data_A_sram_head, used_l1_data_A_sram_head;
+static DEFINE_PER_CPU(struct sram_piece, free_l1_data_A_sram_head);
+static DEFINE_PER_CPU(struct sram_piece, used_l1_data_A_sram_head);
#endif
#if L1_DATA_B_LENGTH != 0
-static struct sram_piece free_l1_data_B_sram_head, used_l1_data_B_sram_head;
+static DEFINE_PER_CPU(struct sram_piece, free_l1_data_B_sram_head);
+static DEFINE_PER_CPU(struct sram_piece, used_l1_data_B_sram_head);
#endif
#if L1_CODE_LENGTH != 0
-static struct sram_piece free_l1_inst_sram_head, used_l1_inst_sram_head;
+static DEFINE_PER_CPU(struct sram_piece, free_l1_inst_sram_head);
+static DEFINE_PER_CPU(struct sram_piece, used_l1_inst_sram_head);
#endif
#if L2_LENGTH != 0
@@ -75,102 +81,115 @@ static struct kmem_cache *sram_piece_cache;
/* L1 Scratchpad SRAM initialization function */
static void __init l1sram_init(void)
{
- free_l1_ssram_head.next =
- kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
- if (!free_l1_ssram_head.next) {
- printk(KERN_INFO "Failed to initialize Scratchpad data SRAM\n");
- return;
+ unsigned int cpu;
+ for (cpu = 0; cpu < num_possible_cpus(); ++cpu) {
+ per_cpu(free_l1_ssram_head, cpu).next =
+ kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
+ if (!per_cpu(free_l1_ssram_head, cpu).next) {
+ printk(KERN_INFO "Fail to initialize Scratchpad data SRAM.\n");
+ return;
+ }
+
+ per_cpu(free_l1_ssram_head, cpu).next->paddr = (void *)get_l1_scratch_start_cpu(cpu);
+ per_cpu(free_l1_ssram_head, cpu).next->size = L1_SCRATCH_LENGTH;
+ per_cpu(free_l1_ssram_head, cpu).next->pid = 0;
+ per_cpu(free_l1_ssram_head, cpu).next->next = NULL;
+
+ per_cpu(used_l1_ssram_head, cpu).next = NULL;
+
+ /* mutex initialize */
+ spin_lock_init(&per_cpu(l1sram_lock, cpu));
+ printk(KERN_INFO "Blackfin Scratchpad data SRAM: %d KB\n",
+ L1_SCRATCH_LENGTH >> 10);
}
-
- free_l1_ssram_head.next->paddr = (void *)L1_SCRATCH_START;
- free_l1_ssram_head.next->size = L1_SCRATCH_LENGTH;
- free_l1_ssram_head.next->pid = 0;
- free_l1_ssram_head.next->next = NULL;
-
- used_l1_ssram_head.next = NULL;
-
- /* mutex initialize */
- spin_lock_init(&l1sram_lock);
-
- printk(KERN_INFO "Blackfin Scratchpad data SRAM: %d KB\n",
- L1_SCRATCH_LENGTH >> 10);
}
static void __init l1_data_sram_init(void)
{
+ unsigned int cpu;
#if L1_DATA_A_LENGTH != 0
- free_l1_data_A_sram_head.next =
- kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
- if (!free_l1_data_A_sram_head.next) {
- printk(KERN_INFO "Failed to initialize L1 Data A SRAM\n");
- return;
+ for (cpu = 0; cpu < num_possible_cpus(); ++cpu) {
+ per_cpu(free_l1_data_A_sram_head, cpu).next =
+ kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
+ if (!per_cpu(free_l1_data_A_sram_head, cpu).next) {
+ printk(KERN_INFO "Fail to initialize L1 Data A SRAM.\n");
+ return;
+ }
+
+ per_cpu(free_l1_data_A_sram_head, cpu).next->paddr =
+ (void *)get_l1_data_a_start_cpu(cpu) + (_ebss_l1 - _sdata_l1);
+ per_cpu(free_l1_data_A_sram_head, cpu).next->size =
+ L1_DATA_A_LENGTH - (_ebss_l1 - _sdata_l1);
+ per_cpu(free_l1_data_A_sram_head, cpu).next->pid = 0;
+ per_cpu(free_l1_data_A_sram_head, cpu).next->next = NULL;
+
+ per_cpu(used_l1_data_A_sram_head, cpu).next = NULL;
+
+ printk(KERN_INFO "Blackfin L1 Data A SRAM: %d KB (%d KB free)\n",
+ L1_DATA_A_LENGTH >> 10,
+ per_cpu(free_l1_data_A_sram_head, cpu).next->size >> 10);
}
-
- free_l1_data_A_sram_head.next->paddr =
- (void *)L1_DATA_A_START + (_ebss_l1 - _sdata_l1);
- free_l1_data_A_sram_head.next->size =
- L1_DATA_A_LENGTH - (_ebss_l1 - _sdata_l1);
- free_l1_data_A_sram_head.next->pid = 0;
- free_l1_data_A_sram_head.next->next = NULL;
-
- used_l1_data_A_sram_head.next = NULL;
-
- printk(KERN_INFO "Blackfin L1 Data A SRAM: %d KB (%d KB free)\n",
- L1_DATA_A_LENGTH >> 10,
- free_l1_data_A_sram_head.next->size >> 10);
#endif
#if L1_DATA_B_LENGTH != 0
- free_l1_data_B_sram_head.next =
- kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
- if (!free_l1_data_B_sram_head.next) {
- printk(KERN_INFO "Failed to initialize L1 Data B SRAM\n");
- return;
+ for (cpu = 0; cpu < num_possible_cpus(); ++cpu) {
+ per_cpu(free_l1_data_B_sram_head, cpu).next =
+ kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
+ if (!per_cpu(free_l1_data_B_sram_head, cpu).next) {
+ printk(KERN_INFO "Fail to initialize L1 Data B SRAM.\n");
+ return;
+ }
+
+ per_cpu(free_l1_data_B_sram_head, cpu).next->paddr =
+ (void *)get_l1_data_b_start_cpu(cpu) + (_ebss_b_l1 - _sdata_b_l1);
+ per_cpu(free_l1_data_B_sram_head, cpu).next->size =
+ L1_DATA_B_LENGTH - (_ebss_b_l1 - _sdata_b_l1);
+ per_cpu(free_l1_data_B_sram_head, cpu).next->pid = 0;
+ per_cpu(free_l1_data_B_sram_head, cpu).next->next = NULL;
+
+ per_cpu(used_l1_data_B_sram_head, cpu).next = NULL;
+
+ printk(KERN_INFO "Blackfin L1 Data B SRAM: %d KB (%d KB free)\n",
+ L1_DATA_B_LENGTH >> 10,
+ per_cpu(free_l1_data_B_sram_head, cpu).next->size >> 10);
+ /* mutex initialize */
}
-
- free_l1_data_B_sram_head.next->paddr =
- (void *)L1_DATA_B_START + (_ebss_b_l1 - _sdata_b_l1);
- free_l1_data_B_sram_head.next->size =
- L1_DATA_B_LENGTH - (_ebss_b_l1 - _sdata_b_l1);
- free_l1_data_B_sram_head.next->pid = 0;
- free_l1_data_B_sram_head.next->next = NULL;
-
- used_l1_data_B_sram_head.next = NULL;
-
- printk(KERN_INFO "Blackfin L1 Data B SRAM: %d KB (%d KB free)\n",
- L1_DATA_B_LENGTH >> 10,
- free_l1_data_B_sram_head.next->size >> 10);
#endif
- /* mutex initialize */
- spin_lock_init(&l1_data_sram_lock);
+#if L1_DATA_A_LENGTH != 0 || L1_DATA_B_LENGTH != 0
+ for (cpu = 0; cpu < num_possible_cpus(); ++cpu)
+ spin_lock_init(&per_cpu(l1_data_sram_lock, cpu));
+#endif
}
static void __init l1_inst_sram_init(void)
{
#if L1_CODE_LENGTH != 0
- free_l1_inst_sram_head.next =
- kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
- if (!free_l1_inst_sram_head.next) {
- printk(KERN_INFO "Failed to initialize L1 Instruction SRAM\n");
- return;
+ unsigned int cpu;
+ for (cpu = 0; cpu < num_possible_cpus(); ++cpu) {
+ per_cpu(free_l1_inst_sram_head, cpu).next =
+ kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
+ if (!per_cpu(free_l1_inst_sram_head, cpu).next) {
+ printk(KERN_INFO "Failed to initialize L1 Instruction SRAM\n");
+ return;
+ }
+
+ per_cpu(free_l1_inst_sram_head, cpu).next->paddr =
+ (void *)get_l1_code_start_cpu(cpu) + (_etext_l1 - _stext_l1);
+ per_cpu(free_l1_inst_sram_head, cpu).next->size =
+ L1_CODE_LENGTH - (_etext_l1 - _stext_l1);
+ per_cpu(free_l1_inst_sram_head, cpu).next->pid = 0;
+ per_cpu(free_l1_inst_sram_head, cpu).next->next = NULL;
+
+ per_cpu(used_l1_inst_sram_head, cpu).next = NULL;
+
+ printk(KERN_INFO "Blackfin L1 Instruction SRAM: %d KB (%d KB free)\n",
+ L1_CODE_LENGTH >> 10,
+ per_cpu(free_l1_inst_sram_head, cpu).next->size >> 10);
+
+ /* mutex initialize */
+ spin_lock_init(&per_cpu(l1_inst_sram_lock, cpu));
}
-
- free_l1_inst_sram_head.next->paddr =
- (void *)L1_CODE_START + (_etext_l1 - _stext_l1);
- free_l1_inst_sram_head.next->size =
- L1_CODE_LENGTH - (_etext_l1 - _stext_l1);
- free_l1_inst_sram_head.next->pid = 0;
- free_l1_inst_sram_head.next->next = NULL;
-
- used_l1_inst_sram_head.next = NULL;
-
- printk(KERN_INFO "Blackfin L1 Instruction SRAM: %d KB (%d KB free)\n",
- L1_CODE_LENGTH >> 10,
- free_l1_inst_sram_head.next->size >> 10);
#endif
-
- /* mutex initialize */
- spin_lock_init(&l1_inst_sram_lock);
}
static void __init l2_sram_init(void)
@@ -179,7 +198,7 @@ static void __init l2_sram_init(void)
free_l2_sram_head.next =
kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
if (!free_l2_sram_head.next) {
- printk(KERN_INFO "Failed to initialize L2 SRAM\n");
+ printk(KERN_INFO "Fail to initialize L2 SRAM.\n");
return;
}
@@ -200,6 +219,7 @@ static void __init l2_sram_init(void)
/* mutex initialize */
spin_lock_init(&l2_sram_lock);
}
+
void __init bfin_sram_init(void)
{
sram_piece_cache = kmem_cache_create("sram_piece_cache",
@@ -353,20 +373,20 @@ int sram_free(const void *addr)
{
#if L1_CODE_LENGTH != 0
- if (addr >= (void *)L1_CODE_START
- && addr < (void *)(L1_CODE_START + L1_CODE_LENGTH))
+ if (addr >= (void *)get_l1_code_start()
+ && addr < (void *)(get_l1_code_start() + L1_CODE_LENGTH))
return l1_inst_sram_free(addr);
else
#endif
#if L1_DATA_A_LENGTH != 0
- if (addr >= (void *)L1_DATA_A_START
- && addr < (void *)(L1_DATA_A_START + L1_DATA_A_LENGTH))
+ if (addr >= (void *)get_l1_data_a_start()
+ && addr < (void *)(get_l1_data_a_start() + L1_DATA_A_LENGTH))
return l1_data_A_sram_free(addr);
else
#endif
#if L1_DATA_B_LENGTH != 0
- if (addr >= (void *)L1_DATA_B_START
- && addr < (void *)(L1_DATA_B_START + L1_DATA_B_LENGTH))
+ if (addr >= (void *)get_l1_data_b_start()
+ && addr < (void *)(get_l1_data_b_start() + L1_DATA_B_LENGTH))
return l1_data_B_sram_free(addr);
else
#endif
@@ -384,17 +404,20 @@ void *l1_data_A_sram_alloc(size_t size)
{
unsigned long flags;
void *addr = NULL;
+ unsigned int cpu;
+ cpu = get_cpu();
/* add mutex operation */
- spin_lock_irqsave(&l1_data_sram_lock, flags);
+ spin_lock_irqsave(&per_cpu(l1_data_sram_lock, cpu), flags);
#if L1_DATA_A_LENGTH != 0
- addr = _sram_alloc(size, &free_l1_data_A_sram_head,
- &used_l1_data_A_sram_head);
+ addr = _sram_alloc(size, &per_cpu(free_l1_data_A_sram_head, cpu),
+ &per_cpu(used_l1_data_A_sram_head, cpu));
#endif
/* add mutex operation */
- spin_unlock_irqrestore(&l1_data_sram_lock, flags);
+ spin_unlock_irqrestore(&per_cpu(l1_data_sram_lock, cpu), flags);
+ put_cpu();
pr_debug("Allocated address in l1_data_A_sram_alloc is 0x%lx+0x%lx\n",
(long unsigned int)addr, size);
@@ -407,19 +430,22 @@ int l1_data_A_sram_free(const void *addr)
{
unsigned long flags;
int ret;
+ unsigned int cpu;
+ cpu = get_cpu();
/* add mutex operation */
- spin_lock_irqsave(&l1_data_sram_lock, flags);
+ spin_lock_irqsave(&per_cpu(l1_data_sram_lock, cpu), flags);
#if L1_DATA_A_LENGTH != 0
- ret = _sram_free(addr, &free_l1_data_A_sram_head,
- &used_l1_data_A_sram_head);
+ ret = _sram_free(addr, &per_cpu(free_l1_data_A_sram_head, cpu),
+ &per_cpu(used_l1_data_A_sram_head, cpu));
#else
ret = -1;
#endif
/* add mutex operation */
- spin_unlock_irqrestore(&l1_data_sram_lock, flags);
+ spin_unlock_irqrestore(&per_cpu(l1_data_sram_lock, cpu), flags);
+ put_cpu();
return ret;
}
@@ -430,15 +456,18 @@ void *l1_data_B_sram_alloc(size_t size)
#if L1_DATA_B_LENGTH != 0
unsigned long flags;
void *addr;
+ unsigned int cpu;
+ cpu = get_cpu();
/* add mutex operation */
- spin_lock_irqsave(&l1_data_sram_lock, flags);
+ spin_lock_irqsave(&per_cpu(l1_data_sram_lock, cpu), flags);
- addr = _sram_alloc(size, &free_l1_data_B_sram_head,
- &used_l1_data_B_sram_head);
+ addr = _sram_alloc(size, &per_cpu(free_l1_data_B_sram_head, cpu),
+ &per_cpu(used_l1_data_B_sram_head, cpu));
/* add mutex operation */
- spin_unlock_irqrestore(&l1_data_sram_lock, flags);
+ spin_unlock_irqrestore(&per_cpu(l1_data_sram_lock, cpu), flags);
+ put_cpu();
pr_debug("Allocated address in l1_data_B_sram_alloc is 0x%lx+0x%lx\n",
(long unsigned int)addr, size);
@@ -455,15 +484,18 @@ int l1_data_B_sram_free(const void *addr)
#if L1_DATA_B_LENGTH != 0
unsigned long flags;
int ret;
+ unsigned int cpu;
+ cpu = get_cpu();
/* add mutex operation */
- spin_lock_irqsave(&l1_data_sram_lock, flags);
+ spin_lock_irqsave(&per_cpu(l1_data_sram_lock, cpu), flags);
- ret = _sram_free(addr, &free_l1_data_B_sram_head,
- &used_l1_data_B_sram_head);
+ ret = _sram_free(addr, &per_cpu(free_l1_data_B_sram_head, cpu),
+ &per_cpu(used_l1_data_B_sram_head, cpu));
/* add mutex operation */
- spin_unlock_irqrestore(&l1_data_sram_lock, flags);
+ spin_unlock_irqrestore(&per_cpu(l1_data_sram_lock, cpu), flags);
+ put_cpu();
return ret;
#else
@@ -509,15 +541,18 @@ void *l1_inst_sram_alloc(size_t size)
#if L1_CODE_LENGTH != 0
unsigned long flags;
void *addr;
+ unsigned int cpu;
+ cpu = get_cpu();
/* add mutex operation */
- spin_lock_irqsave(&l1_inst_sram_lock, flags);
+ spin_lock_irqsave(&per_cpu(l1_inst_sram_lock, cpu), flags);
- addr = _sram_alloc(size, &free_l1_inst_sram_head,
- &used_l1_inst_sram_head);
+ addr = _sram_alloc(size, &per_cpu(free_l1_inst_sram_head, cpu),
+ &per_cpu(used_l1_inst_sram_head, cpu));
/* add mutex operation */
- spin_unlock_irqrestore(&l1_inst_sram_lock, flags);
+ spin_unlock_irqrestore(&per_cpu(l1_inst_sram_lock, cpu), flags);
+ put_cpu();
pr_debug("Allocated address in l1_inst_sram_alloc is 0x%lx+0x%lx\n",
(long unsigned int)addr, size);
@@ -534,15 +569,18 @@ int l1_inst_sram_free(const void *addr)
#if L1_CODE_LENGTH != 0
unsigned long flags;
int ret;
+ unsigned int cpu;
+ cpu = get_cpu();
/* add mutex operation */
- spin_lock_irqsave(&l1_inst_sram_lock, flags);
+ spin_lock_irqsave(&per_cpu(l1_inst_sram_lock, cpu), flags);
- ret = _sram_free(addr, &free_l1_inst_sram_head,
- &used_l1_inst_sram_head);
+ ret = _sram_free(addr, &per_cpu(free_l1_inst_sram_head, cpu),
+ &per_cpu(used_l1_inst_sram_head, cpu));
/* add mutex operation */
- spin_unlock_irqrestore(&l1_inst_sram_lock, flags);
+ spin_unlock_irqrestore(&per_cpu(l1_inst_sram_lock, cpu), flags);
+ put_cpu();
return ret;
#else
@@ -556,15 +594,18 @@ void *l1sram_alloc(size_t size)
{
unsigned long flags;
void *addr;
+ unsigned int cpu;
+ cpu = get_cpu();
/* add mutex operation */
- spin_lock_irqsave(&l1sram_lock, flags);
+ spin_lock_irqsave(&per_cpu(l1sram_lock, cpu), flags);
- addr = _sram_alloc(size, &free_l1_ssram_head,
- &used_l1_ssram_head);
+ addr = _sram_alloc(size, &per_cpu(free_l1_ssram_head, cpu),
+ &per_cpu(used_l1_ssram_head, cpu));
/* add mutex operation */
- spin_unlock_irqrestore(&l1sram_lock, flags);
+ spin_unlock_irqrestore(&per_cpu(l1sram_lock, cpu), flags);
+ put_cpu();
return addr;
}
@@ -574,15 +615,18 @@ void *l1sram_alloc_max(size_t *psize)
{
unsigned long flags;
void *addr;
+ unsigned int cpu;
+ cpu = get_cpu();
/* add mutex operation */
- spin_lock_irqsave(&l1sram_lock, flags);
+ spin_lock_irqsave(&per_cpu(l1sram_lock, cpu), flags);
- addr = _sram_alloc_max(&free_l1_ssram_head,
- &used_l1_ssram_head, psize);
+ addr = _sram_alloc_max(&per_cpu(free_l1_ssram_head, cpu),
+ &per_cpu(used_l1_ssram_head, cpu), psize);
/* add mutex operation */
- spin_unlock_irqrestore(&l1sram_lock, flags);
+ spin_unlock_irqrestore(&per_cpu(l1sram_lock, cpu), flags);
+ put_cpu();
return addr;
}
@@ -592,15 +636,18 @@ int l1sram_free(const void *addr)
{
unsigned long flags;
int ret;
+ unsigned int cpu;
+ cpu = get_cpu();
/* add mutex operation */
- spin_lock_irqsave(&l1sram_lock, flags);
+ spin_lock_irqsave(&per_cpu(l1sram_lock, cpu), flags);
- ret = _sram_free(addr, &free_l1_ssram_head,
- &used_l1_ssram_head);
+ ret = _sram_free(addr, &per_cpu(free_l1_ssram_head, cpu),
+ &per_cpu(used_l1_ssram_head, cpu));
/* add mutex operation */
- spin_unlock_irqrestore(&l1sram_lock, flags);
+ spin_unlock_irqrestore(&per_cpu(l1sram_lock, cpu), flags);
+ put_cpu();
return ret;
}
@@ -761,33 +808,36 @@ static int sram_proc_read(char *buf, char **start, off_t offset, int count,
int *eof, void *data)
{
int len = 0;
+ unsigned int cpu;
- if (_sram_proc_read(buf, &len, count, "Scratchpad",
- &free_l1_ssram_head, &used_l1_ssram_head))
- goto not_done;
+ for (cpu = 0; cpu < num_possible_cpus(); ++cpu) {
+ if (_sram_proc_read(buf, &len, count, "Scratchpad",
+ &per_cpu(free_l1_ssram_head, cpu), &per_cpu(used_l1_ssram_head, cpu)))
+ goto not_done;
#if L1_DATA_A_LENGTH != 0
- if (_sram_proc_read(buf, &len, count, "L1 Data A",
- &free_l1_data_A_sram_head,
- &used_l1_data_A_sram_head))
- goto not_done;
+ if (_sram_proc_read(buf, &len, count, "L1 Data A",
+ &per_cpu(free_l1_data_A_sram_head, cpu),
+ &per_cpu(used_l1_data_A_sram_head, cpu)))
+ goto not_done;
#endif
#if L1_DATA_B_LENGTH != 0
- if (_sram_proc_read(buf, &len, count, "L1 Data B",
- &free_l1_data_B_sram_head,
- &used_l1_data_B_sram_head))
- goto not_done;
+ if (_sram_proc_read(buf, &len, count, "L1 Data B",
+ &per_cpu(free_l1_data_B_sram_head, cpu),
+ &per_cpu(used_l1_data_B_sram_head, cpu)))
+ goto not_done;
#endif
#if L1_CODE_LENGTH != 0
- if (_sram_proc_read(buf, &len, count, "L1 Instruction",
- &free_l1_inst_sram_head, &used_l1_inst_sram_head))
- goto not_done;
+ if (_sram_proc_read(buf, &len, count, "L1 Instruction",
+ &per_cpu(free_l1_inst_sram_head, cpu),
+ &per_cpu(used_l1_inst_sram_head, cpu)))
+ goto not_done;
#endif
+ }
#if L2_LENGTH != 0
- if (_sram_proc_read(buf, &len, count, "L2",
- &free_l2_sram_head, &used_l2_sram_head))
+ if (_sram_proc_read(buf, &len, count, "L2", &free_l2_sram_head,
+ &used_l2_sram_head))
goto not_done;
#endif
-
*eof = 1;
not_done:
return len;