litmus-rt.git - The LITMUS^RT kernel.

The LITMUS^RT kernel.

Bjoern Brandenburg

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author	David Howells <dhowells@redhat.com>	2009-04-10 09:19:03 -0400
committer	David Howells <dhowells@redhat.com>	2009-04-10 09:19:03 -0400
commit	da7616610c8d2ec16a8ada44216e836e5fcbd08b (patch)
tree	ef3e8ccc7a01694c0ab0eeea387bc46a8807669e /arch/mn10300/kernel
parent	62b8e680e61d3f48f2a12ee248ca03ea8f376926 (diff)

Move arch headers from include/asm-mn10300/ to arch/mn10300/include/asm/.

Signed-off-by: David Howells <dhowells@redhat.com>

Diffstat (limited to 'arch/mn10300/kernel')

0 files changed, 0 insertions, 0 deletions

pes of the * args. * * We don't include enough header files to be able to do the set_fs(). We * require that the probe_kernel_address() caller will do that. */ #define probe_kernel_address(addr, retval) \ ({ \ long ret; \ mm_segment_t old_fs = get_fs(); \ \ set_fs(KERNEL_DS); \ pagefault_disable(); \ ret = __copy_from_user_inatomic(&(retval), (__force typeof(retval) __user *)(addr), sizeof(retval)); \ pagefault_enable(); \ set_fs(old_fs); \ ret; \ }) /* * probe_kernel_read(): safely attempt to read from a location * @dst: pointer to the buffer that shall take the data * @src: address to read from * @size: size of the data chunk * * Safely read from address @src to the buffer at @dst. If a kernel fault * happens, handle that and return -EFAULT. */ extern long probe_kernel_read(void *dst, void *src, size_t size); extern long __probe_kernel_read(void *dst, void *src, size_t size); /* * probe_kernel_write(): safely attempt to write to a location * @dst: address to write to * @src: pointer to the data that shall be written * @size: size of the data chunk * * Safely write to address @dst from the buffer at @src. If a kernel fault * happens, handle that and return -EFAULT. */ extern long notrace probe_kernel_write(void *dst, void *src, size_t size); extern long notrace __probe_kernel_write(void *dst, void *src, size_t size); #endif /* __LINUX_UACCESS_H__ */


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