The patch titled
proc tty: switch cyclades to ->proc_fops
has been removed from the -mm tree. Its filename was
proc-tty-switch-cyclades-to-proc_fops.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: proc tty: switch cyclades to ->proc_fops
From: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Cc: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/cyclades.c | 54 ++++++++++++++------------------------
1 file changed, 20 insertions(+), 34 deletions(-)
diff -puN drivers/char/cyclades.c~proc-tty-switch-cyclades-to-proc_fops drivers/char/cyclades.c
--- a/drivers/char/cyclades.c~proc-tty-switch-cyclades-to-proc_fops
+++ a/drivers/char/cyclades.c
@@ -657,6 +657,7 @@
#include <linux/stat.h>
#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
static void cy_throttle(struct tty_struct *tty);
static void cy_send_xchar(struct tty_struct *tty, char ch);
@@ -868,8 +869,6 @@ static int cyz_issue_cmd(struct cyclades
static unsigned detect_isa_irq(void __iomem *);
#endif /* CONFIG_ISA */
-static int cyclades_get_proc_info(char *, char **, off_t, int, int *, void *);
-
#ifndef CONFIG_CYZ_INTR
static void cyz_poll(unsigned long);
@@ -5216,31 +5215,22 @@ static struct pci_driver cy_pci_driver =
};
#endif
-static int
-cyclades_get_proc_info(char *buf, char **start, off_t offset, int length,
- int *eof, void *data)
+static int cyclades_proc_show(struct seq_file *m, void *v)
{
struct cyclades_port *info;
unsigned int i, j;
- int len = 0;
- off_t begin = 0;
- off_t pos = 0;
- int size;
__u32 cur_jifs = jiffies;
- size = sprintf(buf, "Dev TimeOpen BytesOut IdleOut BytesIn "
+ seq_puts(m, "Dev TimeOpen BytesOut IdleOut BytesIn "
"IdleIn Overruns Ldisc\n");
- pos += size;
- len += size;
-
/* Output one line for each known port */
for (i = 0; i < NR_CARDS; i++)
for (j = 0; j < cy_card[i].nports; j++) {
info = &cy_card[i].ports[j];
if (info->port.count)
- size = sprintf(buf + len, "%3d %8lu %10lu %8lu "
+ seq_printf(m, "%3d %8lu %10lu %8lu "
"%10lu %8lu %9lu %6ld\n", info->line,
(cur_jifs - info->idle_stats.in_use) /
HZ, info->idle_stats.xmit_bytes,
@@ -5251,30 +5241,26 @@ cyclades_get_proc_info(char *buf, char *
/* FIXME: double check locking */
(long)info->port.tty->ldisc.ops->num);
else
- size = sprintf(buf + len, "%3d %8lu %10lu %8lu "
+ seq_printf(m, "%3d %8lu %10lu %8lu "
"%10lu %8lu %9lu %6ld\n",
info->line, 0L, 0L, 0L, 0L, 0L, 0L, 0L);
- len += size;
- pos = begin + len;
-
- if (pos < offset) {
- len = 0;
- begin = pos;
- }
- if (pos > offset + length)
- goto done;
}
- *eof = 1;
-done:
- *start = buf + (offset - begin); /* Start of wanted data */
- len -= (offset - begin); /* Start slop */
- if (len > length)
- len = length; /* Ending slop */
- if (len < 0)
- len = 0;
- return len;
+ return 0;
+}
+
+static int cyclades_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, cyclades_proc_show, NULL);
}
+static const struct file_operations cyclades_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = cyclades_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
/* The serial driver boot-time initialization code!
Hardware I/O ports are mapped to character special devices on a
first found, first allocated manner. That is, this code searches
@@ -5311,9 +5297,9 @@ static const struct tty_operations cy_op
.hangup = cy_hangup,
.break_ctl = cy_break,
.wait_until_sent = cy_wait_until_sent,
- .read_proc = cyclades_get_proc_info,
.tiocmget = cy_tiocmget,
.tiocmset = cy_tiocmset,
+ .proc_fops = &cyclades_proc_fops,
};
static int __init cy_init(void)
_
Patches currently in -mm which might be from adobriyan@xxxxxxxxx are
origin.patch
linux-next.patch
sysctl-dont-take-the-use-count-of-multiple-heads-at-a-time.patch
sysctl-lockdep-support-for-sysctl-reference-counting.patch
simplify-copy_thread.patch
simplify-copy_thread-checkpatch-fixes.patch
softirq-introduce-statistics-for-softirq.patch
proc-export-statistics-for-softirq-to-proc.patch
proc-export-statistics-for-softirq-to-proc-fix.patch
proc-update-document-for-proc-softirqs-and-proc-stat.patch
proc_sysctl-use-config_proc_sysctl-around-ipc-and-utsname-proc_handlers.patch
sysctl-fix-suid_dumpable-and-lease-break-time-sysctls.patch
namespaces-move-proc_net_get_sb-to-a-generic-fs-superc-helper.patch
namespaces-move-proc_net_get_sb-to-a-generic-fs-superc-helper-fix.patch
namespaces-mqueue-ns-move-mqueue_mnt-into-struct-ipc_namespace.patch
namespaces-ipc-namespaces-implement-support-for-posix-msqueues.patch
namespaces-ipc-namespaces-implement-support-for-posix-msqueues-initialize-init_ipc_nscount-to-1.patch
namespaces-mqueue-namespace-adapt-sysctl.patch
namespaces-mqueue-namespace-adapt-sysctl-update.patch
namespaces-mqueue-namespace-adapt-sysctl-update-fix.patch
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