Re: [PATCH] x86/boot: Support uncompressed kernel

From: Sebastian Andrzej Siewior
Date: Mon Mar 27 2017 - 03:59:22 EST


On 2017-03-24 13:35:40 [+0800], Chao Peng wrote:
>
> > > > ÂÂÂÂkernelÂÂÂÂÂÂÂÂÂÂÂÂÂÂÂkernel sizeÂÂÂÂtime in decompress_kernel
> > > > ÂÂÂÂcompressed (gzip)ÂÂÂÂ3.3MÂÂÂÂÂÂÂÂÂÂÂ53ms
> > > > ÂÂÂÂuncompressedÂÂÂÂÂÂÂÂÂ14MÂÂÂÂÂÂÂÂÂÂÂÂ3ms
> > >
> Exactly, LZ4 is the fastest. It takes 16ms to complete the
> decompression. Still sounds a little longer when compared to
> uncompressed kernel.

Are we seriously talking here about one-time improvement of 13ms
boot time?

> Chao

Sebastian