From: Len Brown <len.brown@xxxxxxxxx>
Plan to remove floppy_disable_hlt in 2.6.40, an ancient
workaround with comments that it should be removed.
This allows us to remove clutter and a run-time branch
from the idle code.
WARN_ONCE() on invocation until it is removed.
cc: x86@xxxxxxxxxx
cc: stable@xxxxxxxxxx
Signed-off-by: Len Brown <len.brown@xxxxxxxxx>
---
Documentation/feature-removal-schedule.txt | 8 ++++++++
drivers/block/floppy.c | 1 +
2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index b3f35e5..54db467 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -6,6 +6,14 @@ be removed from this file.
---------------------------
+What: x86 floppy disable_hlt
+When: 2.6.40
+Why: ancient workaround of dubious utility clutters the
+ code used by everybody else.
+Who: Len Brown <len.brown@xxxxxxxxx>
+
+---------------------------
+
What: PRISM54
When: 2.6.34
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 77fc76f..41ea03f 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -1038,6 +1038,7 @@ static void floppy_disable_hlt(void)
{
unsigned long flags;
+ WARN_ONCE(1, "floppy_disable_hlt() scheduled for removal in 2.6.40");
spin_lock_irqsave(&floppy_hlt_lock, flags);
if (!hlt_disabled) {
hlt_disabled = 1;
--
1.7.5.rc0
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