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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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b9cd5ca22d
Both x32 and x86-64 use the same struct msqid64_ds for system calls. But x32 long is 32-bit. This patch replaces unsigned long with __kernel_ulong_t in struct msqid64_ds. Signed-off-by: H.J. Lu <hjl.tools@gmail.com> Link: http://lkml.kernel.org/r/1388182464-28428-6-git-send-email-hjl.tools@gmail.com Signed-off-by: H. Peter Anvin <hpa@zytor.com>
48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
#ifndef __ASM_GENERIC_MSGBUF_H
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#define __ASM_GENERIC_MSGBUF_H
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#include <asm/bitsperlong.h>
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/*
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* generic msqid64_ds structure.
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*
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* Note extra padding because this structure is passed back and forth
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* between kernel and user space.
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*
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* msqid64_ds was originally meant to be architecture specific, but
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* everyone just ended up making identical copies without specific
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* optimizations, so we may just as well all use the same one.
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*
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* 64 bit architectures typically define a 64 bit __kernel_time_t,
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* so they do not need the first three padding words.
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* On big-endian systems, the padding is in the wrong place.
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*
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* Pad space is left for:
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* - 64-bit time_t to solve y2038 problem
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* - 2 miscellaneous 32-bit values
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*/
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struct msqid64_ds {
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struct ipc64_perm msg_perm;
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__kernel_time_t msg_stime; /* last msgsnd time */
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#if __BITS_PER_LONG != 64
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unsigned long __unused1;
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#endif
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__kernel_time_t msg_rtime; /* last msgrcv time */
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#if __BITS_PER_LONG != 64
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unsigned long __unused2;
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#endif
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__kernel_time_t msg_ctime; /* last change time */
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#if __BITS_PER_LONG != 64
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unsigned long __unused3;
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#endif
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__kernel_ulong_t msg_cbytes; /* current number of bytes on queue */
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__kernel_ulong_t msg_qnum; /* number of messages in queue */
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__kernel_ulong_t msg_qbytes; /* max number of bytes on queue */
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__kernel_pid_t msg_lspid; /* pid of last msgsnd */
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__kernel_pid_t msg_lrpid; /* last receive pid */
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__kernel_ulong_t __unused4;
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__kernel_ulong_t __unused5;
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};
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#endif /* __ASM_GENERIC_MSGBUF_H */
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