Does SCM_RIGHTS limit on fd array apply to a particular cmsghdr or the whole ancillary data?

Hi, in the documentation on SCM_RIGHTS the maximum number of file descriptors that can be passed is described as (release 5.09 of the Linux man-pages project): | SCM_RIGHTS | Send or receive a set of open file descriptors from another | process. The data portion contains an integer array of t

mmap vs. read/write performance/overhead revisited

Hi! So how is it _today_ with the current 4.x kernels when it comes to mmap vs read(2)/write(2)? Either it's my Google-foo lacking or the most recent comment on the topic really dates back 15 years, but this is the only substancial background information relevant for Linux I did find: http

Linux on XScale 270

Typing "Linux XScale 270 or 27x" brings you a lot of pages but not an in depth doc/HOWTO how to compile your own kernel and make a boot image for that arch. The vendor from which I get the XScale sponsored has ready to use Linux images and source on his webpage, but they're kinda old and dusty.

Re: Binary Drivers

or the x86 variant. Only few are also avaliable for x86_64 (AMD64), even fewer for IA64 and for other architectures it's getting homeopathic. This is IMHO a extreme distortion of the free market. Happy holydays Wolfgang Draxinger pgphFnTk0l3j7.pgp Description: PGP signature

Re: Binary Drivers

;s great. Probably any customly written driver will be suboptimal in the first place, but OTOH there are so many skilled people around in the OSS scene, that such a driver would surely soon catch up, if not even surpass the propritary one. Happy holydays Wolfgang Draxinger -- "soone

Re: Binary Drivers

- marketing departments; with little more knowledge about the internals of their products, for them _everything_ created within the company is considered as not to be leaked, valuable information by them. Wolfgang Draxinger pgpUhtyAleUgG.pgp Description: PGP signature

Re: Binary Drivers

ys along and keeps it's user gaging restrictions. This is purely politics, I know, but unfortunately this is probably the only way to get it done. Marketeers and attornerys are technical illiterates numb to technical argumentation. I don't like it, but it seems, that we've to adopt some of their methods... Wolfgang Draxinger pgp2zZz4eCFKj.pgp Description: PGP signature