forked from luck/tmp_suning_uos_patched
proc: switch /proc/version to seq_file
and move it to fs/proc/version.c while I'm at it. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
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@ -12,6 +12,7 @@ proc-y += inode.o root.o base.o generic.o array.o \
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proc-y += loadavg.o
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proc-y += meminfo.o
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proc-y += uptime.o
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proc-y += version.o
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proc-$(CONFIG_PROC_SYSCTL) += proc_sysctl.o
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proc-$(CONFIG_NET) += proc_net.o
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proc-$(CONFIG_PROC_KCORE) += kcore.o
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@ -115,18 +115,6 @@ static const struct file_operations proc_zoneinfo_file_operations = {
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.release = seq_release,
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};
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static int version_read_proc(char *page, char **start, off_t off,
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int count, int *eof, void *data)
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{
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int len;
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len = snprintf(page, PAGE_SIZE, linux_proc_banner,
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utsname()->sysname,
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utsname()->release,
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utsname()->version);
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return proc_calc_metrics(page, start, off, count, eof, len);
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}
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extern const struct seq_operations cpuinfo_op;
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static int cpuinfo_open(struct inode *inode, struct file *file)
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{
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@ -680,7 +668,6 @@ void __init proc_misc_init(void)
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char *name;
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int (*read_proc)(char*,char**,off_t,int,int*,void*);
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} *p, simple_ones[] = {
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{"version", version_read_proc},
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#ifdef CONFIG_PROC_HARDWARE
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{"hardware", hardware_read_proc},
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#endif
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34
fs/proc/version.c
Normal file
34
fs/proc/version.c
Normal file
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@ -0,0 +1,34 @@
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#include <linux/fs.h>
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/proc_fs.h>
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#include <linux/seq_file.h>
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#include <linux/utsname.h>
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static int version_proc_show(struct seq_file *m, void *v)
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{
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seq_printf(m, linux_proc_banner,
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utsname()->sysname,
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utsname()->release,
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utsname()->version);
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return 0;
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}
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static int version_proc_open(struct inode *inode, struct file *file)
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{
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return single_open(file, version_proc_show, NULL);
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}
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static const struct file_operations version_proc_fops = {
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.open = version_proc_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int __init proc_version_init(void)
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{
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proc_create("version", 0, NULL, &version_proc_fops);
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return 0;
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}
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module_init(proc_version_init);
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