Fix management of allocated physical pages when the architecture page size is not 4kB since the firmware cannot cross 4K boundary.
Signed-off-by: Brice Goglin <[EMAIL PROTECTED]> --- drivers/net/myri10ge/myri10ge.c | 8 ++++++++ 1 file changed, 8 insertions(+) Index: linux-rc/drivers/net/myri10ge/myri10ge.c =================================================================== --- linux-rc.orig/drivers/net/myri10ge/myri10ge.c 2007-03-18 21:14:23.000000000 +0100 +++ linux-rc/drivers/net/myri10ge/myri10ge.c 2007-03-21 19:30:38.000000000 +0100 @@ -905,6 +905,14 @@ (rx->page_offset + bytes <= MYRI10GE_ALLOC_SIZE)) { /* we can use part of previous page */ get_page(rx->page); +#if MYRI10GE_ALLOC_SIZE > 4096 + /* Firmware cannot cross 4K boundary.. */ + if ((rx->page_offset >> 12) != + ((rx->page_offset + bytes - 1) >> 12)) { + rx->page_offset = + (rx->page_offset + bytes) & ~4095; + } +#endif } else { /* we need a new page */ page = - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html