On Thu, 22 Dec 2005 16:53:25 -0500, "linux-os \(Dick Johnson\)" <[email protected]> wrote:
>
>
>Yesterday I sent a patch to add stack-poison so the stack usage
>could be observed.
>
>Today I wrote a small program and tested the stack usage. Both
>the program and the patch is attached. The result is:
>
>Offset : 2ec8f000 Available Stack bytes = 3104
>Offset : 2ecb1000 Available Stack bytes = 3104
>Offset : 2ee5f000 Available Stack bytes = 20
Hmm:
# ./stack
Offset : 003fb000 Available Stack bytes = 3348
Offset : 0195d000 Available Stack bytes = 3620
Offset : 01961000 Available Stack bytes = 3828
Offset : 01963000 Available Stack bytes = 3088
Offset : 01b7d000 Available Stack bytes = 2952
Offset : 01b9f000 Available Stack bytes = 2616
Offset : 3753d000 Available Stack bytes = 3628
Offset : 3755d000 Available Stack bytes = 3604
Offset : 3755f000 Available Stack bytes = 3608
Offset : 37561000 Available Stack bytes = 3608
Offset : 37563000 Available Stack bytes = 3608
Offset : 37585000 Available Stack bytes = 3608
Offset : 37655000 Available Stack bytes = 3756
Offset : 37657000 Available Stack bytes = 3592
Offset : 37659000 Available Stack bytes = 3304
Offset : 37753000 Available Stack bytes = 3608
Offset : 37755000 Available Stack bytes = 3756
Offset : 377b3000 Available Stack bytes = 3880
Offset : 378e5000 Available Stack bytes = 3648
Offset : 37977000 Available Stack bytes = 3608
Offset : 37979000 Available Stack bytes = 3604
Offset : 3799d000 Available Stack bytes = 3820
Offset : 37c07000 Available Stack bytes = 3376
Offset : 37c27000 Available Stack bytes = 3652
Offset : 37dcf000 Available Stack bytes = 2580
Offset : 37def000 Available Stack bytes = 3556
Offset : 37df1000 Available Stack bytes = 3732
Offset : 37f13000 Available Stack bytes = 3612
Offset : 37f15000 Available Stack bytes = 3604
Offset : 37f35000 Available Stack bytes = 3608
I get the crash on startup when 4k + 4k is set too :(
http://bugsplatter.mine.nu/test/boxen/sempro/ with 8k 2.6.14.4.
Grant.
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