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proc: Add proc_mkdir_data()

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Add proc_mkdir_data() to allow procfs directories to be created that are
annotated at the time of creation with private data rather than doing this
post-creation.  This means no access is then required to the proc_dir_entry
struct to set this.

Signed-off-by: David Howells <[email protected]>
Acked-by: Mauro Carvalho Chehab <[email protected]>
Acked-by: Greg Kroah-Hartman <[email protected]>
cc: Neela Syam Kolli <[email protected]>
cc: Jerry Chuang <[email protected]>
cc: [email protected]
cc: [email protected]
cc: [email protected]
Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
David Howells 2013-04-12 02:48:30 +01:00 • committed by Al Viro
commit 270b5ac215
6 changed files with 28 additions and 33 deletions
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8
drivers/message/i2o/i2o_proc.c
View file

@ -1913,14 +1913,12 @@ static void i2o_proc_device_add(struct proc_dir_entry *dir,
osm_debug("adding device /proc/i2o/%s/%s\n", dev->iop->name, buff);
devdir = proc_mkdir(buff, dir);
devdir = proc_mkdir_data(buff, 0, dir, dev);
if (!devdir) {
osm_warn("Could not allocate procdir!\n");
return;
}
devdir->data = dev;
i2o_proc_create_entries(devdir, generic_dev_entries, dev);
/* Inform core that we want updates about this device's status */
@ -1954,12 +1952,10 @@ static int i2o_proc_iop_add(struct proc_dir_entry *dir,
osm_debug("adding IOP /proc/i2o/%s\n", c->name);
iopdir = proc_mkdir(c->name, dir);
iopdir = proc_mkdir_data(c->name, 0, dir, c);
if (!iopdir)
return -1;
iopdir->data = c;
i2o_proc_create_entries(iopdir, i2o_proc_generic_iop_entries, c);
list_for_each_entry(dev, &c->devices, list)