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Some of the RED HAT webpages are partially encrypted and I was not able copy them.
Important information about kernel headers and rpm-build and etc. are one this page.
Sorry; the above is 64bit-
Here's a package search-
Kernel modules for XFS filesystem:
Just click on the link under "Packages" "kernel-modules-xfs-2.6.18308.24.1e|5"
I looked for over an hour and couldn't find 32bit.
There is no xfs support for 32bit according to these 2 members @fedoraforum-
Due to 4k stack size and the kernel may crash