search for: blktap_pol

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Did you mean: blktap_poll
2006 Sep 28
0
[Patch] Remove unnecessary tlb flush in blktap_poll
blktap_poll is calling tlb_flush_all() in its main ring buffer polling loop. This seems to be superfluous: the hypervisor should be performing any necessary tlb flushes on grant table operations performed by the back-end. Even a simple memory barrier is unnecessary here as the RING_PUSH_REQUESTS() call perf...
2007 Mar 05
0
[PATCH 3/10] linux 2.6.18: constify instances of ''struct file_operations''
...7.orig/drivers/xen/blktap/blktap.c 2007-03-05 10:00:18.000000000 +0100 +++ head-2007-02-27/drivers/xen/blktap/blktap.c 2007-02-27 16:27:37.000000000 +0100 @@ -335,7 +335,7 @@ static int blktap_ioctl(struct inode *in unsigned int cmd, unsigned long arg); static unsigned int blktap_poll(struct file *file, poll_table *wait); -static struct file_operations blktap_fops = { +static const struct file_operations blktap_fops = { .owner = THIS_MODULE, .poll = blktap_poll, .ioctl = blktap_ioctl, Index: head-2007-02-27/drivers/xen/char/mem.c =================================...