This patch is the first step in making the refrigerator() available to all architectures, even for those without power management. The purpose of such a change is to be able to use the refrigerator() in a new control group subsystem which will implement a control group freezer. Signed-off-by: Cedric Le Goater <clg@xxxxxxxxxx> Signed-off-by: Matt Helsley <matthltc@xxxxxxxxxx> Tested-by: Matt Helsley <matthltc@xxxxxxxxxx> --- include/asm-alpha/thread_info.h | 2 ++ include/asm-avr32/thread_info.h | 2 ++ include/asm-cris/thread_info.h | 2 ++ include/asm-h8300/thread_info.h | 2 ++ include/asm-m68k/thread_info.h | 1 + include/asm-m68knommu/thread_info.h | 2 ++ include/asm-parisc/thread_info.h | 2 ++ include/asm-s390/thread_info.h | 2 ++ include/asm-sparc/thread_info.h | 2 ++ include/asm-sparc64/thread_info.h | 2 ++ include/asm-um/thread_info.h | 2 ++ include/asm-v850/thread_info.h | 2 ++ include/asm-xtensa/thread_info.h | 2 ++ 13 files changed, 25 insertions(+) Index: linux-2.6.25-mm1/include/asm-alpha/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-alpha/thread_info.h +++ linux-2.6.25-mm1/include/asm-alpha/thread_info.h @@ -74,16 +74,18 @@ register struct thread_info *__current_t #define TIF_UAC_NOPRINT 5 /* see sysinfo.h */ #define TIF_UAC_NOFIX 6 #define TIF_UAC_SIGBUS 7 #define TIF_MEMDIE 8 #define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal */ +#define TIF_FREEZE 19 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) +#define _TIF_FREEZE (1<<TIF_FREEZE) /* Work to do on interrupt/exception return. */ #define _TIF_WORK_MASK (_TIF_SIGPENDING | _TIF_NEED_RESCHED) /* Work to do on any return to userspace. */ Index: linux-2.6.25-mm1/include/asm-avr32/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-avr32/thread_info.h +++ linux-2.6.25-mm1/include/asm-avr32/thread_info.h @@ -86,10 +86,11 @@ static inline struct thread_info *curren #define TIF_BREAKPOINT 4 /* enter monitor mode on return */ #define TIF_SINGLE_STEP 5 /* single step in progress */ #define TIF_MEMDIE 6 #define TIF_RESTORE_SIGMASK 7 /* restore signal mask in do_signal */ #define TIF_CPU_GOING_TO_SLEEP 8 /* CPU is entering sleep 0 mode */ +#define TIF_FREEZE 19 /* is freezing for suspend */ #define TIF_DEBUG 30 /* debugging enabled */ #define TIF_USERSPACE 31 /* true if FS sets userspace */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) @@ -97,10 +98,11 @@ static inline struct thread_info *curren #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_SINGLE_STEP (1 << TIF_SINGLE_STEP) #define _TIF_MEMDIE (1 << TIF_MEMDIE) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) #define _TIF_CPU_GOING_TO_SLEEP (1 << TIF_CPU_GOING_TO_SLEEP) +#define _TIF_FREEZE (1 << TIF_FREEZE) /* Note: The masks below must never span more than 16 bits! */ /* work to do on interrupt/exception return */ #define _TIF_WORK_MASK \ Index: linux-2.6.25-mm1/include/asm-cris/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-cris/thread_info.h +++ linux-2.6.25-mm1/include/asm-cris/thread_info.h @@ -84,17 +84,19 @@ struct thread_info { #define TIF_SIGPENDING 2 /* signal pending */ #define TIF_NEED_RESCHED 3 /* rescheduling necessary */ #define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal() */ #define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 17 +#define TIF_FREEZE 19 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) +#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ #endif /* __KERNEL__ */ Index: linux-2.6.25-mm1/include/asm-h8300/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-h8300/thread_info.h +++ linux-2.6.25-mm1/include/asm-h8300/thread_info.h @@ -90,17 +90,19 @@ static inline struct thread_info *curren #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ #define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 4 #define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ +#define TIF_FREEZE 19 /* is freezing for suspend */ /* as above, but as bit values */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) +#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #endif /* __KERNEL__ */ Index: linux-2.6.25-mm1/include/asm-m68k/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-m68k/thread_info.h +++ linux-2.6.25-mm1/include/asm-m68k/thread_info.h @@ -56,7 +56,8 @@ struct thread_info { #define TIF_SIGPENDING 6 /* signal pending */ #define TIF_NEED_RESCHED 7 /* rescheduling necessary */ #define TIF_DELAYED_TRACE 14 /* single step a syscall */ #define TIF_SYSCALL_TRACE 15 /* syscall trace active */ #define TIF_MEMDIE 16 +#define TIF_FREEZE 19 #endif /* _ASM_M68K_THREAD_INFO_H */ Index: linux-2.6.25-mm1/include/asm-m68knommu/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-m68knommu/thread_info.h +++ linux-2.6.25-mm1/include/asm-m68knommu/thread_info.h @@ -86,16 +86,18 @@ static inline struct thread_info *curren #define TIF_SIGPENDING 1 /* signal pending */ #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ #define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 4 +#define TIF_FREEZE 19 /* is freezing for suspend */ /* as above, but as bit values */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) +#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #endif /* __KERNEL__ */ Index: linux-2.6.25-mm1/include/asm-parisc/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-parisc/thread_info.h +++ linux-2.6.25-mm1/include/asm-parisc/thread_info.h @@ -60,17 +60,19 @@ struct thread_info { #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ #define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_32BIT 4 /* 32 bit binary */ #define TIF_MEMDIE 5 #define TIF_RESTORE_SIGMASK 6 /* restore saved signal mask */ +#define TIF_FREEZE 19 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_32BIT (1 << TIF_32BIT) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) +#define _TIF_FREEZE (1 << TIF_FREEZE) #define _TIF_USER_WORK_MASK (_TIF_SIGPENDING | \ _TIF_NEED_RESCHED | _TIF_RESTORE_SIGMASK) #endif /* __KERNEL__ */ Index: linux-2.6.25-mm1/include/asm-s390/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-s390/thread_info.h +++ linux-2.6.25-mm1/include/asm-s390/thread_info.h @@ -99,10 +99,11 @@ static inline struct thread_info *curren #define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_31BIT 18 /* 32bit process */ #define TIF_MEMDIE 19 #define TIF_RESTORE_SIGMASK 20 /* restore signal mask in do_signal() */ +#define TIF_FREEZE 21 /* thread is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) @@ -111,10 +112,11 @@ static inline struct thread_info *curren #define _TIF_SINGLE_STEP (1<<TIF_SINGLE_STEP) #define _TIF_MCCK_PENDING (1<<TIF_MCCK_PENDING) #define _TIF_USEDFPU (1<<TIF_USEDFPU) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_31BIT (1<<TIF_31BIT) +#define _TIF_FREEZE (1<<TIF_FREEZE) #endif /* __KERNEL__ */ #define PREEMPT_ACTIVE 0x4000000 Index: linux-2.6.25-mm1/include/asm-sparc/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-sparc/thread_info.h +++ linux-2.6.25-mm1/include/asm-sparc/thread_info.h @@ -135,17 +135,19 @@ BTFIXUPDEF_CALL(void, free_thread_info, #define TIF_USEDFPU 8 /* FPU was used by this task * this quantum (SMP) */ #define TIF_POLLING_NRFLAG 9 /* true if poll_idle() is polling * TIF_NEED_RESCHED */ #define TIF_MEMDIE 10 +#define TIF_FREEZE 19 /* is freezing for suspend */ /* as above, but as bit values */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_USEDFPU (1<<TIF_USEDFPU) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) +#define _TIF_FREEZE (1<<TIF_FREEZE) #endif /* __KERNEL__ */ #endif /* _ASM_THREAD_INFO_H */ Index: linux-2.6.25-mm1/include/asm-sparc64/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-sparc64/thread_info.h +++ linux-2.6.25-mm1/include/asm-sparc64/thread_info.h @@ -234,10 +234,11 @@ register struct thread_info *current_thr * an immediate value in instructions such as andcc. */ #define TIF_ABI_PENDING 12 #define TIF_MEMDIE 13 #define TIF_POLLING_NRFLAG 14 +#define TIF_FREEZE 19 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_PERFCTR (1<<TIF_PERFCTR) @@ -247,10 +248,11 @@ register struct thread_info *current_thr #define _TIF_SECCOMP (1<<TIF_SECCOMP) #define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_ABI_PENDING (1<<TIF_ABI_PENDING) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) +#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_USER_WORK_MASK ((0xff << TI_FLAG_WSAVED_SHIFT) | \ (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK | \ _TIF_NEED_RESCHED | _TIF_PERFCTR)) Index: linux-2.6.25-mm1/include/asm-um/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-um/thread_info.h +++ linux-2.6.25-mm1/include/asm-um/thread_info.h @@ -81,15 +81,17 @@ static inline struct thread_info *curren */ #define TIF_RESTART_BLOCK 4 #define TIF_MEMDIE 5 #define TIF_SYSCALL_AUDIT 6 #define TIF_RESTORE_SIGMASK 7 +#define TIF_FREEZE 19 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_MEMDIE (1 << TIF_MEMDIE) #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) +#define _TIF_FREEZE (1 << TIF_FREEZE) #endif Index: linux-2.6.25-mm1/include/asm-v850/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-v850/thread_info.h +++ linux-2.6.25-mm1/include/asm-v850/thread_info.h @@ -80,16 +80,18 @@ struct thread_info { #define TIF_SIGPENDING 1 /* signal pending */ #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ #define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 4 +#define TIF_FREEZE 19 /* is freezing for suspend */ /* as above, but as bit values */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) +#define _TIF_FREEZE (1<<TIF_FREEZE) /* Size of kernel stack for each process. */ #define THREAD_SIZE 0x2000 Index: linux-2.6.25-mm1/include/asm-xtensa/thread_info.h =================================================================== --- linux-2.6.25-mm1.orig/include/asm-xtensa/thread_info.h +++ linux-2.6.25-mm1/include/asm-xtensa/thread_info.h @@ -136,18 +136,20 @@ static inline struct thread_info *curren #define TIF_SINGLESTEP 3 /* restore singlestep on return to user mode */ #define TIF_IRET 4 /* return with iret */ #define TIF_MEMDIE 5 #define TIF_RESTORE_SIGMASK 6 /* restore signal mask in do_signal() */ #define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ +#define TIF_FREEZE 19 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) #define _TIF_IRET (1<<TIF_IRET) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) +#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ /* -- 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