diff options
| author | Keith Owens <kaos@sgi.com> | 2005-09-11 17:20:14 +1000 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2005-09-11 14:02:10 -0700 |
| commit | e619ae0b96b6ace6629a6a0c6a5db23861ddaa78 (patch) | |
| tree | 3d3ce1a66a6664646a05d112b830e5750d51e91a | |
| parent | a2a979821b6ab75a4f143cfaa1c4672cc259ec10 (diff) | |
[IA64] MCA/INIT: add an extra thread_info flag
Add an extra thread_info flag to indicate the special MCA/INIT stacks.
Mainly for debuggers.
Signed-off-by: Keith Owens <kaos@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
| -rw-r--r-- | include/asm-ia64/ptrace.h | 2 | ||||
| -rw-r--r-- | include/asm-ia64/thread_info.h | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/include/asm-ia64/ptrace.h b/include/asm-ia64/ptrace.h index c8766def9ee..fc544929ac3 100644 --- a/include/asm-ia64/ptrace.h +++ b/include/asm-ia64/ptrace.h @@ -119,7 +119,7 @@ struct pt_regs { unsigned long ar_unat; /* interrupted task's NaT register (preserved) */ unsigned long ar_pfs; /* prev function state */ unsigned long ar_rsc; /* RSE configuration */ - /* The following two are valid only if cr_ipsr.cpl > 0: */ + /* The following two are valid only if cr_ipsr.cpl > 0 || ti->flags & _TIF_MCA_INIT */ unsigned long ar_rnat; /* RSE NaT */ unsigned long ar_bspstore; /* RSE bspstore */ diff --git a/include/asm-ia64/thread_info.h b/include/asm-ia64/thread_info.h index b2c79f0694f..cf4a950a0f4 100644 --- a/include/asm-ia64/thread_info.h +++ b/include/asm-ia64/thread_info.h @@ -76,6 +76,7 @@ struct thread_info { #define TIF_SIGDELAYED 5 /* signal delayed from MCA/INIT/NMI/PMI context */ #define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 17 +#define TIF_MCA_INIT 18 /* this task is processing MCA or INIT */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) @@ -85,6 +86,7 @@ struct thread_info { #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) #define _TIF_SIGDELAYED (1 << TIF_SIGDELAYED) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) +#define _TIF_MCA_INIT (1 << TIF_MCA_INIT) /* "work to do on user-return" bits */ #define TIF_ALLWORK_MASK (_TIF_NOTIFY_RESUME|_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SIGDELAYED) |