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| author | Tony Lindgren <tony@atomide.com> | 2007-08-07 05:20:00 -0700 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2008-05-09 10:25:02 -0700 |
| commit | 7cf95774190e423370945e116b07410c860407db (patch) | |
| tree | c839f23fd52e53b59ed58118fbfbf9f9f2da503d /arch | |
| parent | c8d2eb8e56b93c69a30793f19ac1bc784398fbd5 (diff) | |
| download | linux-stable-7cf95774190e423370945e116b07410c860407db.tar.gz linux-stable-7cf95774190e423370945e116b07410c860407db.tar.bz2 linux-stable-7cf95774190e423370945e116b07410c860407db.zip | |
ARM: OMAP: Warn on disabling clocks with no users
Instead of BUG(), warn on disabling clocks with no users.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/plat-omap/clock.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c index 72d34a23a2ec..2946c193a7d6 100644 --- a/arch/arm/plat-omap/clock.c +++ b/arch/arm/plat-omap/clock.c @@ -134,9 +134,17 @@ void clk_disable(struct clk *clk) return; spin_lock_irqsave(&clockfw_lock, flags); - BUG_ON(clk->usecount == 0); + if (clk->usecount == 0) { + printk(KERN_ERR "Trying disable clock %s with 0 usecount\n", + clk->name); + WARN_ON(1); + goto out; + } + if (arch_clock->clk_disable) arch_clock->clk_disable(clk); + +out: spin_unlock_irqrestore(&clockfw_lock, flags); } EXPORT_SYMBOL(clk_disable); |