The patch titled
Subject: uio: convert to idr_alloc()
has been removed from the -mm tree. Its filename was
uio-convert-to-idr_alloc.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Tejun Heo <tj@xxxxxxxxxx>
Subject: uio: convert to idr_alloc()
Convert to the much saner new idr interface.
Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: "Hans J. Koch" <hjk@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/uio/uio.c | 19 ++++---------------
1 file changed, 4 insertions(+), 15 deletions(-)
diff -puN drivers/uio/uio.c~uio-convert-to-idr_alloc drivers/uio/uio.c
--- a/drivers/uio/uio.c~uio-convert-to-idr_alloc
+++ a/drivers/uio/uio.c
@@ -369,26 +369,15 @@ static void uio_dev_del_attributes(struc
static int uio_get_minor(struct uio_device *idev)
{
int retval = -ENOMEM;
- int id;
mutex_lock(&minor_lock);
- if (idr_pre_get(&uio_idr, GFP_KERNEL) == 0)
- goto exit;
-
- retval = idr_get_new(&uio_idr, idev, &id);
- if (retval < 0) {
- if (retval == -EAGAIN)
- retval = -ENOMEM;
- goto exit;
- }
- if (id < UIO_MAX_DEVICES) {
- idev->minor = id;
- } else {
+ retval = idr_alloc(&uio_idr, idev, 0, UIO_MAX_DEVICES, GFP_KERNEL);
+ if (retval >= 0) {
+ idev->minor = retval;
+ } else if (retval == -ENOSPC) {
dev_err(idev->dev, "too many uio devices\n");
retval = -EINVAL;
- idr_remove(&uio_idr, id);
}
-exit:
mutex_unlock(&minor_lock);
return retval;
}
_
Patches currently in -mm which might be from tj@xxxxxxxxxx are
origin.patch
linux-next.patch
slub-correctly-bootstrap-boot-caches.patch
block-restore-proc-partitions-to-not-display-non-partitionable-removable-devices.patch
coredump-only-sigkill-should-interrupt-the-coredumping-task.patch
coredump-ensure-that-sigkill-always-kills-the-dumping-thread.patch
coredump-sanitize-the-setting-of-signal-group_exit_code.patch
coredump-factor-out-the-setting-of-pf_dumpcore.patch
freezer-do-not-send-a-fake-signal-to-a-pf_dumpcore-thread.patch
coredump-make-wait_for_dump_helpers-freezable.patch
nfsd-idr_destroy-no-longer-needs-idr_remove_all.patch
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