From: Wolfgang Mauerer <wolfgang.maue...@siemens.com> Signed-off-by: Wolfgang Mauerer <wolfgang.maue...@siemens.com> Signed-off-by: Jan Kiszka <jan.kis...@siemens.com> --- ksrc/skins/native/cond.c | 36 +++++++++++++++++++----------------- 1 files changed, 19 insertions(+), 17 deletions(-)
diff --git a/ksrc/skins/native/cond.c b/ksrc/skins/native/cond.c index 86f83ff..081c2af 100644 --- a/ksrc/skins/native/cond.c +++ b/ksrc/skins/native/cond.c @@ -50,13 +50,11 @@ #ifdef CONFIG_PROC_FS -static int __cond_read_proc(char *page, - char **start, - off_t off, int count, int *eof, void *data) +#include <linux/seq_file.h> + +static int cond_seq_show(struct seq_file *f, void *v) { - RT_COND *cond = (RT_COND *)data; - char *p = page; - int len; + RT_COND *cond = (RT_COND *)f->private; spl_t s; xnlock_get_irqsave(&nklock, s); @@ -70,7 +68,7 @@ static int __cond_read_proc(char *page, while (holder) { xnthread_t *sleeper = link2thread(holder, plink); - p += sprintf(p, "+%s\n", xnthread_name(sleeper)); + seq_printf(f, "+%s\n", xnthread_name(sleeper)); holder = nextpq(xnsynch_wait_queue(&cond->synch_base), holder); @@ -79,18 +77,21 @@ static int __cond_read_proc(char *page, xnlock_put_irqrestore(&nklock, s); - len = (p - page) - off; - if (len <= off + count) - *eof = 1; - *start = page + off; - if (len > count) - len = count; - if (len < 0) - len = 0; + return 0; +} - return len; +static int cond_seq_open(struct inode *inode, struct file *file) +{ + return single_open(file, cond_seq_show, PDE(inode)->data); } +static struct file_operations cond_proc_fops = { + .owner = THIS_MODULE, + .open = cond_seq_open, + .read = seq_read, + .llseek = seq_lseek, +}; + extern xnptree_t __native_ptree; static xnpnode_t __cond_pnode = { @@ -98,8 +99,9 @@ static xnpnode_t __cond_pnode = { .dir = NULL, .type = "condvars", .entries = 0, - .read_proc = &__cond_read_proc, + .read_proc = NULL, .write_proc = NULL, + .fops = &cond_proc_fops, .root = &__native_ptree, }; -- 1.6.0.2 _______________________________________________ Xenomai-core mailing list Xenomai-core@gna.org https://mail.gna.org/listinfo/xenomai-core