Messages in this thread | | | Date | Thu, 1 Apr 2004 19:59:58 +0200 (CEST) | From | <> | Subject | Max size of buffer shared between kernel and user application? |
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What is the maximum size of a memory region mapped with a ioremap(). I 'm writing a driver that will share a buffer with an application mapping the same phys mem region using ioremap() in kernel and mmap(/dev/mem) in the application. I'm using a Linux 2.4.18 on a HP server with 4GB RAM.
Tomek
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