diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/slab.c | 16 | ||||
| -rw-r--r-- | mm/slub.c | 29 |
2 files changed, 35 insertions, 10 deletions
diff --git a/mm/slab.c b/mm/slab.c index d53ac9c26ab..09187517f9d 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -4259,7 +4259,7 @@ static int s_show(struct seq_file *m, void *p) * + further values on SMP and with statistics enabled */ -const struct seq_operations slabinfo_op = { +static const struct seq_operations slabinfo_op = { .start = s_start, .next = s_next, .stop = s_stop, @@ -4316,6 +4316,19 @@ ssize_t slabinfo_write(struct file *file, const char __user * buffer, return res; } +static int slabinfo_open(struct inode *inode, struct file *file) +{ + return seq_open(file, &slabinfo_op); +} + +static const struct file_operations proc_slabinfo_operations = { + .open = slabinfo_open, + .read = seq_read, + .write = slabinfo_write, + .llseek = seq_lseek, + .release = seq_release, +}; + #ifdef CONFIG_DEBUG_SLAB_LEAK static void *leaks_start(struct seq_file *m, loff_t *pos) @@ -4478,6 +4491,7 @@ static const struct file_operations proc_slabstats_operations = { static int __init slab_proc_init(void) { + proc_create("slabinfo",S_IWUSR|S_IRUGO,NULL,&proc_slabinfo_operations); #ifdef CONFIG_DEBUG_SLAB_LEAK proc_create("slab_allocators", 0, NULL, &proc_slabstats_operations); #endif diff --git a/mm/slub.c b/mm/slub.c index 0c83e6afe7b..7ad489af956 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -14,6 +14,7 @@ #include <linux/interrupt.h> #include <linux/bitops.h> #include <linux/slab.h> +#include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/cpu.h> #include <linux/cpuset.h> @@ -4417,14 +4418,6 @@ __initcall(slab_sysfs_init); * The /proc/slabinfo ABI */ #ifdef CONFIG_SLABINFO - -ssize_t slabinfo_write(struct file *file, const char __user *buffer, - size_t count, loff_t *ppos) -{ - return -EINVAL; -} - - static void print_slabinfo_header(struct seq_file *m) { seq_puts(m, "slabinfo - version: 2.1\n"); @@ -4492,11 +4485,29 @@ static int s_show(struct seq_file *m, void *p) return 0; } -const struct seq_operations slabinfo_op = { +static const struct seq_operations slabinfo_op = { .start = s_start, .next = s_next, .stop = s_stop, .show = s_show, }; +static int slabinfo_open(struct inode *inode, struct file *file) +{ + return seq_open(file, &slabinfo_op); +} + +static const struct file_operations proc_slabinfo_operations = { + .open = slabinfo_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + +static int __init slab_proc_init(void) +{ + proc_create("slabinfo",S_IWUSR|S_IRUGO,NULL,&proc_slabinfo_operations); + return 0; +} +module_init(slab_proc_init); #endif /* CONFIG_SLABINFO */ |