ARM network trouble after recent mbuf changes
Thomas Skibo
ThomasSkibo at sbcglobal.net
Mon Aug 26 22:28:13 UTC 2013
On 8/26/13 2:11 PM, Andre Oppermann wrote:
>
> Can you try this patch see check if it makes a difference on the bitfield?
>
Actually, this works for me. But, I'm worried that somewhere else
something is going to trip over a struct pkthdr not being 64-bit
aligned. There are several 64-bit fields in there.
--Thomas
root at ashbury:/usr/src/sys/sys # svn diff mbuf.h
Index: mbuf.h
===================================================================
--- mbuf.h (revision 254889)
+++ mbuf.h (working copy)
@@ -94,7 +94,7 @@
int32_t mh_len; /* amount of data in this mbuf */
uint32_t mh_type:8, /* type of data in this mbuf */
mh_flags:24; /* flags; see below */
-};
+} __packed;
/*
* Packet tag structure (see below for details).
@@ -169,7 +169,7 @@
(struct mbuf *, void *, void *);
void *ext_arg1; /* optional argument pointer */
void *ext_arg2; /* optional argument pointer */
-};
+} __packed;
/*
* The core of the mbuf object along with some shortcut defines for
practical
@@ -187,7 +187,7 @@
} MH;
char M_databuf[MLEN]; /* !M_PKTHDR, !M_EXT */
} M_dat;
-};
+} __packed;
#define m_next m_hdr.mh_next
#define m_len m_hdr.mh_len
--
--------
Thomas Skibo
ThomasSkibo at sbcglobal.net
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