Re: [Libhugetlbfs-devel] Need help debugging linkshare segfaults

2006-11-29 Thread Nishanth Aravamudan
On 30.11.2006 [12:43:09 +1100], David Gibson wrote: > On Tue, Nov 28, 2006 at 09:56:51PM -0800, Nishanth Aravamudan wrote: > [snip] > > > I don't really see that failing after the first child comes back with > > > a signal is a problem. I don't see any situations where the return > > > code from t

Re: [Libhugetlbfs-devel] Testcase for kernel bug attempting brk() into a hugepage area

2006-11-29 Thread Nishanth Aravamudan
On 14.11.2006 [14:50:18 +1100], David Gibson wrote: > Current kernels have a bug in the brk() codepath. This path, unlike > the mmap() path, doesn't check if the newly allocated region > intersects a hugepage dedicated region. This means it can create a > normalpage VMA which extends into a hugep

Re: [Libhugetlbfs-devel] Update test rationale comments

2006-11-29 Thread Nishanth Aravamudan
On 30.11.2006 [11:54:36 +1100], David Gibson wrote: > This went to the list before, but it was a reply on a different > thread, so probably got missed. Please apply. Ack, sorry for dropping the ball. I also have your brk > This patch adds some extra details to comments in a number of > testcases

Re: [Libhugetlbfs-devel] Need help debugging linkshare segfaults

2006-11-29 Thread David Gibson
On Tue, Nov 28, 2006 at 09:56:51PM -0800, Nishanth Aravamudan wrote: [snip] > > I don't really see that failing after the first child comes back with > > a signal is a problem. I don't see any situations where the return > > code from the second child will be vital for debugging. > > Ok, I can ch

[Libhugetlbfs-devel] Update test rationale comments

2006-11-29 Thread David Gibson
This went to the list before, but it was a reply on a different thread, so probably got missed. Please apply. This patch adds some extra details to comments in a number of testcases, giving useful information about the rationale and origins of the test. In particular it adds a prominent warning