Messages in this thread | | | Subject | Re: le32_to_cpu() help... | From | Jes Sorensen <> | Date | 02 Nov 1999 11:43:44 +0100 |
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>>>>> "Dony" == dony <dony.he@huawei.com.cn> writes:
Dony> On Tue, 02 Nov 1999, Jes Sorensen wrote: >> They translate data to little endian from big endian on big endian >> CPUs, on little endian CPUs like the x86 they are noops. We need >> these because some hardware and other things like file systems >> wants data in little endian order no matter what type of system you >> are running on.
Dony> Then when do we use le32_to_cpu( ) , and when do we use Dony> cpu_to_le32( )?
You use le32_to_cpu() when you want to read data which is in little endian order and you use the other one when you try to write it.
Jes
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