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authorH.J. Lu <hjl.tools@gmail.com>2015-12-01 10:25:44 -0800
committerH.J. Lu <hjl.tools@gmail.com>2015-12-01 10:25:44 -0800
commit7635a88d320c665defd44085d3b9031d673fe1ee (patch)
treefa086fcc5a26969adc5752edce389d025a60f8c2 /bits/typesizes.h
parentc960ded0d552ee20ea4688a5442dd75440355886 (diff)
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Add __CPU_MASK_TYPE for __cpu_mask
Since x86-64 and x32 use the same set of sched_XXX system call interface:

[hjl@gnu-6 linux-stable]$ grep sched_
arch/x86/entry/syscalls/syscall_64.tbl
24	common	sched_yield		sys_sched_yield
142	common	sched_setparam		sys_sched_setparam
143	common	sched_getparam		sys_sched_getparam
144	common	sched_setscheduler	sys_sched_setscheduler
145	common	sched_getscheduler	sys_sched_getscheduler
146	common	sched_get_priority_max	sys_sched_get_priority_max
147	common	sched_get_priority_min	sys_sched_get_priority_min
148	common	sched_rr_get_interval	sys_sched_rr_get_interval
203	common	sched_setaffinity	sys_sched_setaffinity
204	common	sched_getaffinity	sys_sched_getaffinity
314	common	sched_setattr		sys_sched_setattr
315	common	sched_getattr		sys_sched_getattr
[hjl@gnu-6 linux-stable]$

__cpu_mask should be unsigned long long, instead of unsigned long, for
x32.  This patch adds __CPU_MASK_TYPE so that each architecture can
define the proper type for __cpu_mask.

	[BZ #19313]
	* bits/typesizes.h (__CPU_MASK_TYPE): New.
	* sysdeps/mach/hurd/bits/typesizes.h (__CPU_MASK_TYPE): Likewise.
	* sysdeps/nacl/bits/typesizes.h (__CPU_MASK_TYPE): Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/typesizes.h (__CPU_MASK_TYPE):
	Likewise.
	* sysdeps/unix/sysv/linux/generic/bits/typesizes.h (__CPU_MASK_TYPE):
	Likewise.
	* sysdeps/unix/sysv/linux/s390/bits/typesizes.h (__CPU_MASK_TYPE):
	Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/typesizes.h (__CPU_MASK_TYPE):
	Likewise.
	* sysdeps/unix/sysv/linux/x86/bits/typesizes.h (__CPU_MASK_TYPE):
	* sysdeps/unix/sysv/linux/bits/sched.h (__cpu_mask): Replace
	unsigned long int with __CPU_MASK_TYPE.
Diffstat (limited to 'bits/typesizes.h')
-rw-r--r--bits/typesizes.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/bits/typesizes.h b/bits/typesizes.h
index 0c1e39c6a0..ec5853d805 100644
--- a/bits/typesizes.h
+++ b/bits/typesizes.h
@@ -59,6 +59,7 @@
 #define __SSIZE_T_TYPE		__SWORD_TYPE
 #define __SYSCALL_SLONG_TYPE	__SLONGWORD_TYPE
 #define __SYSCALL_ULONG_TYPE	__ULONGWORD_TYPE
+#define __CPU_MASK_TYPE 	__ULONGWORD_TYPE
 
 #ifdef __LP64__
 /* Tell the libc code that off_t and off64_t are actually the same type