Re: NTFS directory read lockup
Joseph M. Malicki (malicki.1@osu.edu)
Mon, 18 Jan 1999 19:26:02 -0500
On Mon, 18 Jan 1999, Steve Dodd wrote:
>Hi,
>
>On Mon, Jan 18, 1999 at 06:13:16AM -0500, Joseph M . Malicki wrote:
>
>> Thanks!... I'll make a patch and submit it to Martin to check for a few
>> ntfs_malloc==NULL's... but since length is an int and its printing it as an %lu,
>> this could be a problem anyway...
>
>That was just me being lazy, sizeof(int) should equal sizeof(unsigned long) on
>my architecture (Cyrix 686MX PR233).
>
>> But this brings to question whether kmalloc could have problems.
>> I'll try to look at that and see if i can figure out anything....
>
>My current line of thought is that maybe there is a memory leak somewhere -
>probably in ntfs but perhaps not - that is causing the kernel to legitimately
>run out of memory. Is there a limit to the amount of memory the kernel may
>allocate, do you know? (I'm reading through the mm/slab.c stuff to try and
>quickly educate myself :)
>
>Cheers,
>Steve
I was trying to do the same.... maybe a kprintf in __kcache_alloc or
whatever it's called for the condition of being out-of-memory?
I'll start looking for memleaks, but ntfs was surprisingly heavy on
memory when i started looking at the code, but I don't know how
it compares with other drivers.....
Joseph Malicki
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