diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-05-18 07:37:44 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-18 07:37:49 +0200 |
| commit | dc3f81b129b5439ba7bac265bbc6a51a39275dae (patch) | |
| tree | 216030731d911249496d2e97206cd61431e31c89 /lib | |
| parent | d2517a49d55536b38c7a87e5289550cfedaa4dcc (diff) | |
| parent | 1406de8e11eb043681297adf86d6892ff8efc27a (diff) | |
Merge commit 'v2.6.30-rc6' into perfcounters/core
Merge reason: this branch was on an -rc4 base, merge it up to -rc6
to get the latest upstream fixes.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig.debug | 1 | ||||
| -rw-r--r-- | lib/dma-debug.c | 53 |
2 files changed, 1 insertions, 53 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 812c28207ba..6cdcf38f2da 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -891,7 +891,6 @@ config DYNAMIC_DEBUG default n depends on PRINTK depends on DEBUG_FS - select PRINTK_DEBUG help Compiles debug level messages into the kernel, which would not diff --git a/lib/dma-debug.c b/lib/dma-debug.c index d3da7edc034..69da09a085a 100644 --- a/lib/dma-debug.c +++ b/lib/dma-debug.c @@ -400,60 +400,9 @@ out_err: return -ENOMEM; } -static int device_dma_allocations(struct device *dev) -{ - struct dma_debug_entry *entry; - unsigned long flags; - int count = 0, i; - - for (i = 0; i < HASH_SIZE; ++i) { - spin_lock_irqsave(&dma_entry_hash[i].lock, flags); - list_for_each_entry(entry, &dma_entry_hash[i].list, list) { - if (entry->dev == dev) - count += 1; - } - spin_unlock_irqrestore(&dma_entry_hash[i].lock, flags); - } - - return count; -} - -static int dma_debug_device_change(struct notifier_block *nb, - unsigned long action, void *data) -{ - struct device *dev = data; - int count; - - - switch (action) { - case BUS_NOTIFY_UNBIND_DRIVER: - count = device_dma_allocations(dev); - if (count == 0) - break; - err_printk(dev, NULL, "DMA-API: device driver has pending " - "DMA allocations while released from device " - "[count=%d]\n", count); - break; - default: - break; - } - - return 0; -} - void dma_debug_add_bus(struct bus_type *bus) { - struct notifier_block *nb; - - nb = kzalloc(sizeof(struct notifier_block), GFP_KERNEL); - if (nb == NULL) { - printk(KERN_ERR "dma_debug_add_bus: out of memory\n"); - return; - } - - nb->notifier_call = dma_debug_device_change; - - bus_register_notifier(bus, nb); + /* FIXME: register notifier */ } /* |