Hello Laurent, Here, I traced driver with webcam application. I think uvc_vm_open/close does not correspond with mmap/unmap sys-calls.
webcam(app): mmap() -> uvc_v4l2_mmap() -> uvc_vm_open() ... vma_use_count = 0->1 webcam: munmap() -> uvc_vm_open() ... vma_use_count = 1->2 -> uvc_vm_close() ... vma_use_count = 2->1 webcam: exit -> uvc_vm_close() ... vma_use_count = 1->0 My system is: CPU ARM9 Kernel 2.6.22 Best regards, -- Hirofumi Momose <[EMAIL PROTECTED]> _______________________________________________ Linux-uvc-devel mailing list [email protected] https://lists.berlios.de/mailman/listinfo/linux-uvc-devel
