use defines in sys_getpriority/sys_setpriority
Switch to the defines for these two checks, instead of hard coding the values. [akpm@linux-foundation.org: add missing include] Signed-off-by: Daniel Walker <dwalker@mvista.com> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -14,6 +14,7 @@
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#include <linux/prctl.h>
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#include <linux/highuid.h>
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#include <linux/fs.h>
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#include <linux/resource.h>
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#include <linux/kernel.h>
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#include <linux/kexec.h>
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#include <linux/workqueue.h>
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@ -659,7 +660,7 @@ asmlinkage long sys_setpriority(int which, int who, int niceval)
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int error = -EINVAL;
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struct pid *pgrp;
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if (which > 2 || which < 0)
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if (which > PRIO_USER || which < PRIO_PROCESS)
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goto out;
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/* normalize: avoid signed division (rounding problems) */
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@ -723,7 +724,7 @@ asmlinkage long sys_getpriority(int which, int who)
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long niceval, retval = -ESRCH;
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struct pid *pgrp;
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if (which > 2 || which < 0)
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if (which > PRIO_USER || which < PRIO_PROCESS)
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return -EINVAL;
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read_lock(&tasklist_lock);
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