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Differential D1080

Add AT_RANDOM and AT_EXECFN auxiliary vector entries which are used by glibc. At list since glibc version 2.16 using AT_RANDOM is mandatory.
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Authored by dchagin on Nov 2 2014, 10:15 PM.

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rS283431: Add AT_RANDOM and AT_EXECFN auxiliary vector entries which are used by

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dchagin updated this revision to Diff 2226.Nov 2 2014, 10:15 PM

dchagin retitled this revision from to Add AT_RANDOM and AT_EXECFN auxiliary vector entries which are used by glibc. At list since glibc version 2.16 using AT_RANDOM is mandatory..

dchagin added a reviewer: Linux Emulation.Nov 2 2014, 10:19 PM

Unfortunate that we have three very similar copies of linux_copyout_strings

sys/amd64/linux/linux_sysvec.c
351 ↗	(On Diff #2226)	Is it right to call this "canary"? From the kernel's perspective we're just providing some random bytes.

dchagin added inline comments.Dec 27 2014, 2:40 PM

sys/amd64/linux/linux_sysvec.c
351 ↗	(On Diff #2226)	It's a our exec_copyout_strings() counterpart

In D1080#3, @emaste wrote:

Unfortunate that we have three very similar copies of linux_copyout_strings

hmm, I'll look at it

trasz added a subscriber: trasz.Mar 31 2015, 3:24 PM

trasz added inline comments.

sys/amd64/linux/linux_sysvec.c
324 ↗	(On Diff #2226)	I don't understand that piece of code very well, but you increased LINUX_AT_COUNT by 2, and here you are using 1 _or_ 2 additional elements. Is that ok?

Closed by commit rS283431: Add AT_RANDOM and AT_EXECFN auxiliary vector entries which are used by (authored by dchagin). · Explain WhyMay 24 2015, 4:24 PM

This revision was automatically updated to reflect the committed changes.

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head/

sys/

amd64/

linux/

2 lines

26 lines

linux32/

2 lines

linux32_sysvec.c

26 lines

compat/

linux/

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i386/

linux/

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26 lines

Diff 5638

head/sys/amd64/linux/linux.h

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head/sys/amd64/linux/linux_sysvec.c

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head/sys/amd64/linux32/linux.h

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head/sys/amd64/linux32/linux32_sysvec.c

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head/sys/compat/linux/linux_misc.h

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head/sys/i386/linux/linux.h

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head/sys/i386/linux/linux_sysvec.c

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