diff options
author | David Howells <dhowells@redhat.com> | 2013-04-11 00:21:15 +0100 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-04-29 15:41:58 -0400 |
commit | 24270156ac94a54cfaa7326375ed44d0902f58c5 (patch) | |
tree | 00478acb62b8a7bfb04d4212e499fe16c6ecf429 /arch/mips/kernel/smtc-proc.c | |
parent | 28ff11882a2ec50916b2b52016d80ec52461e5f9 (diff) | |
download | op-kernel-dev-24270156ac94a54cfaa7326375ed44d0902f58c5.zip op-kernel-dev-24270156ac94a54cfaa7326375ed44d0902f58c5.tar.gz |
mips: Don't use create_proc_read_entry()
Don't use create_proc_read_entry() as that is deprecated, but rather use
proc_create_data() and seq_file instead.
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Ralf Baechle <ralf@linux-mips.org>
cc: linux-mips@linux-mips.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/mips/kernel/smtc-proc.c')
-rw-r--r-- | arch/mips/kernel/smtc-proc.c | 64 |
1 files changed, 26 insertions, 38 deletions
diff --git a/arch/mips/kernel/smtc-proc.c b/arch/mips/kernel/smtc-proc.c index aee7c81..9fb7144 100644 --- a/arch/mips/kernel/smtc-proc.c +++ b/arch/mips/kernel/smtc-proc.c @@ -16,6 +16,7 @@ #include <asm/mipsregs.h> #include <asm/cacheflush.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <asm/smtc_proc.h> @@ -30,51 +31,39 @@ unsigned long selfipis[NR_CPUS]; struct smtc_cpu_proc smtc_cpu_stats[NR_CPUS]; -static struct proc_dir_entry *smtc_stats; - atomic_t smtc_fpu_recoveries; -static int proc_read_smtc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int smtc_proc_show(struct seq_file *m, void *v) { - int totalen = 0; - int len; int i; extern unsigned long ebase; - len = sprintf(page, "SMTC Status Word: 0x%08x\n", smtc_status); - totalen += len; - page += len; - len = sprintf(page, "Config7: 0x%08x\n", read_c0_config7()); - totalen += len; - page += len; - len = sprintf(page, "EBASE: 0x%08lx\n", ebase); - totalen += len; - page += len; - len = sprintf(page, "Counter Interrupts taken per CPU (TC)\n"); - totalen += len; - page += len; - for (i=0; i < NR_CPUS; i++) { - len = sprintf(page, "%d: %ld\n", i, smtc_cpu_stats[i].timerints); - totalen += len; - page += len; - } - len = sprintf(page, "Self-IPIs by CPU:\n"); - totalen += len; - page += len; - for(i = 0; i < NR_CPUS; i++) { - len = sprintf(page, "%d: %ld\n", i, smtc_cpu_stats[i].selfipis); - totalen += len; - page += len; - } - len = sprintf(page, "%d Recoveries of \"stolen\" FPU\n", - atomic_read(&smtc_fpu_recoveries)); - totalen += len; - page += len; + seq_printf(m, "SMTC Status Word: 0x%08x\n", smtc_status); + seq_printf(m, "Config7: 0x%08x\n", read_c0_config7()); + seq_printf(m, "EBASE: 0x%08lx\n", ebase); + seq_printf(m, "Counter Interrupts taken per CPU (TC)\n"); + for (i=0; i < NR_CPUS; i++) + seq_printf(m, "%d: %ld\n", i, smtc_cpu_stats[i].timerints); + seq_printf(m, "Self-IPIs by CPU:\n"); + for(i = 0; i < NR_CPUS; i++) + seq_printf(m, "%d: %ld\n", i, smtc_cpu_stats[i].selfipis); + seq_printf(m, "%d Recoveries of \"stolen\" FPU\n", + atomic_read(&smtc_fpu_recoveries)); + return 0; +} - return totalen; +static int smtc_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, smtc_proc_show, NULL); } +static const struct file_operations smtc_proc_fops = { + .open = smtc_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + void init_smtc_stats(void) { int i; @@ -86,6 +75,5 @@ void init_smtc_stats(void) atomic_set(&smtc_fpu_recoveries, 0); - smtc_stats = create_proc_read_entry("smtc", 0444, NULL, - proc_read_smtc, NULL); + proc_create("smtc", 0444, NULL, &smtc_proc_fops); } |