Date: Tue, 22 Apr 2003 18:15:21 -0700 (PDT) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 29471 for review Message-ID: <200304230115.h3N1FL1M076223@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=29471 Change 29471 by peter@peter_daintree on 2003/04/22 18:15:13 apply a bigger hammer to the segment alignment stuff. Affected files ... .. //depot/projects/hammer/sys/x86_64/include/segments.h#17 edit Differences ... ==== //depot/projects/hammer/sys/x86_64/include/segments.h#17 (text+ko) ==== @@ -76,7 +76,7 @@ u_int64_t sd_def32:1; /* default 32 vs 16 bit size */ u_int64_t sd_gran:1; /* limit granularity (byte/page units)*/ u_int64_t sd_hibase:8; /* segment base address (msb) */ -}; +} __packed; /* * System segment descriptors (128 bit wide) @@ -90,11 +90,11 @@ u_int64_t sd_hilimit:4; /* segment extent (msb) */ u_int64_t sd_xx0:3; /* unused */ u_int64_t sd_gran:1; /* limit granularity (byte/page units)*/ - u_int64_t sd_hibase:40; /* segment base address (msb) */ + u_int64_t sd_hibase:40 __packed;/* segment base address (msb) */ u_int64_t sd_xx1:8; u_int64_t sd_mbz:5; /* MUST be zero */ u_int64_t sd_xx2:19; -}; +} __packed; /* * Gate descriptors (e.g. indirect descriptors, trap, interrupt etc. 128 bit) @@ -110,7 +110,7 @@ u_int64_t gd_p:1; /* segment descriptor present */ u_int64_t gd_hioffset:48 __packed; /* gate offset (msb) */ u_int64_t sd_xx1:32; -}; +} __packed; /* system segments and gate types */ #define SDT_SYSNULL 0 /* system null */ @@ -154,7 +154,7 @@ unsigned long ssd_long:1; /* long mode (for %cs) */ unsigned long ssd_def32:1; /* default 32 vs 16 bit size */ unsigned long ssd_gran:1; /* limit granularity (byte/page units)*/ -}; +} __packed; /* * region descriptors, used to load gdt/idt tables before segments yet exist. @@ -162,7 +162,7 @@ struct region_descriptor { unsigned long rd_limit:16; /* segment extent */ unsigned long rd_base:64 __packed; /* base address */ -}; +} __packed; /* * Size of IDT table
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