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Re: [PATCH] Update bits/siginfo.h with Linux hwpoison SIGBUS changes
- From: Edjunior Barbosa Machado <emachado at linux dot vnet dot ibm dot com>
- To: libc-alpha at sourceware dot org, libc-ports at sourceware dot org
- Cc: naveen dot n dot rao at linux dot vnet dot ibm dot com
- Date: Tue, 14 May 2013 15:32:36 -0300
- Subject: Re: [PATCH] Update bits/siginfo.h with Linux hwpoison SIGBUS changes
- References: <1367901958-331-1-git-send-email-emachado at linux dot vnet dot ibm dot com>
ping.
On 05/07/2013 01:45 AM, Edjunior Barbosa Machado wrote:
> This patch adds new SIGBUS error codes for hardware poison signals, syncing
> with the current kernel headers (v3.9). It also adds si_trapno field for alpha.
>
> Ok?
> --
> Edjunior
>
> ChangeLog.alpha:
> 2013-05-07 Edjunior Machado <emachado@linux.vnet.ibm.com>
>
> * sysdeps/unix/sysv/linux/alpha/bits/siginfo.h (_sigfault): Add
> si_trapno and si_addr_lsb.
> (si_trapno, si_addr_lsb): Define new macros.
> (BUS_MCEERR_AR, BUS_MCEERR_AO): Define new values.
>
> ChangeLog.ia64:
> 2013-05-07 Edjunior Machado <emachado@linux.vnet.ibm.com>
>
> * sysdeps/unix/sysv/linux/ia64/bits/siginfo.h (_sigfault): Add
> si_addr_lsb.
> (si_addr_lsb): Define new macro.
> (BUS_MCEERR_AR, BUS_MCEERR_AO): Define new values.
>
> ChangeLog.mips:
> 2013-05-07 Edjunior Machado <emachado@linux.vnet.ibm.com>
>
> * sysdeps/unix/sysv/linux/mips/bits/siginfo.h (_sigfault): Add
> si_addr_lsb.
> (si_addr_lsb): Define new macro.
> (BUS_MCEERR_AR, BUS_MCEERR_AO): Define new values.
>
> ChangeLog.tile:
> 2013-05-07 Edjunior Machado <emachado@linux.vnet.ibm.com>
>
> * sysdeps/unix/sysv/linux/tile/bits/siginfo.h (_sigfault): Add
> si_addr_lsb.
> (si_addr_lsb): Define new macro.
> (BUS_MCEERR_AR, BUS_MCEERR_AO): Define new values.
>
> ChangeLog:
> 2013-05-07 Edjunior Machado <emachado@linux.vnet.ibm.com>
>
> * sysdeps/unix/sysv/linux/bits/siginfo.h (_sigfault): Add si_addr_lsb.
> (si_addr_lsb): Define new macro.
> (BUS_MCEERR_AR, BUS_MCEERR_AO): Define new values.
> * sysdeps/unix/sysv/linux/sparc/bits/siginfo.h: Likewise.
> * sysdeps/unix/sysv/linux/x86/bits/siginfo.h: Likewise.
>
> ---
> ports/sysdeps/unix/sysv/linux/alpha/bits/siginfo.h | 10 +++++++++-
> ports/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h | 8 +++++++-
> ports/sysdeps/unix/sysv/linux/mips/bits/siginfo.h | 8 +++++++-
> ports/sysdeps/unix/sysv/linux/tile/bits/siginfo.h | 8 +++++++-
> sysdeps/unix/sysv/linux/bits/siginfo.h | 8 +++++++-
> sysdeps/unix/sysv/linux/sparc/bits/siginfo.h | 8 +++++++-
> sysdeps/unix/sysv/linux/x86/bits/siginfo.h | 8 +++++++-
> 7 files changed, 51 insertions(+), 7 deletions(-)
>
> diff --git a/ports/sysdeps/unix/sysv/linux/alpha/bits/siginfo.h b/ports/sysdeps/unix/sysv/linux/alpha/bits/siginfo.h
> index 1277885..71e4424 100644
> --- a/ports/sysdeps/unix/sysv/linux/alpha/bits/siginfo.h
> +++ b/ports/sysdeps/unix/sysv/linux/alpha/bits/siginfo.h
> @@ -89,6 +89,8 @@ typedef struct
> struct
> {
> void *si_addr; /* Faulting insn/memory ref. */
> + int si_trapno; /* TRAP # which caused the signal */
> + short si_addr_lsb; /* Valid LSB of the reported address */
> } _sigfault;
>
> /* SIGPOLL. */
> @@ -121,6 +123,8 @@ typedef struct
> # define si_int _sifields._rt.si_sigval.sival_int
> # define si_ptr _sifields._rt.si_sigval.sival_ptr
> # define si_addr _sifields._sigfault.si_addr
> +# define si_trapno _sifields._sigfault.si_trapno
> +# define si_addr_lsb _sifields._sigfault.si_addr_lsb
> # define si_band _sifields._sigpoll.si_band
> # define si_fd _sifields._sigpoll.si_fd
> # define si_call_addr _sifields._sigsys._call_addr
> @@ -211,8 +215,12 @@ enum
> # define BUS_ADRALN BUS_ADRALN
> BUS_ADRERR, /* Non-existant physical address. */
> # define BUS_ADRERR BUS_ADRERR
> - BUS_OBJERR /* Object specific hardware error. */
> + BUS_OBJERR, /* Object specific hardware error. */
> # define BUS_OBJERR BUS_OBJERR
> + BUS_MCEERR_AR, /* Hardware memory error: action required */
> +# define BUS_MCEERR_AR BUS_MCEERR_AR
> + BUS_MCEERR_AO /* Hardware memory error: action optional */
> +# define BUS_MCEERR_AO BUS_MCEERR_AO
> };
>
> /* `si_code' values for SIGTRAP signal. */
> diff --git a/ports/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h b/ports/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h
> index 7887b45..33a41a6 100644
> --- a/ports/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h
> +++ b/ports/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h
> @@ -94,6 +94,7 @@ typedef struct siginfo
> int _si_imm;
> unsigned int _si_flags;
> unsigned long int _si_isr;
> + short si_addr_lsb; /* Valid LSB of the reported address */
> } _sigfault;
>
> /* SIGPOLL. */
> @@ -118,6 +119,7 @@ typedef struct siginfo
> # define si_int _sifields._rt.si_sigval.sival_int
> # define si_ptr _sifields._rt.si_sigval.sival_ptr
> # define si_addr _sifields._sigfault.si_addr
> +# define si_addr_lsb _sifields._sigfault.si_addr_lsb
> # define si_band _sifields._sigpoll.si_band
> # define si_fd _sifields._sigpoll.si_fd
>
> @@ -233,8 +235,12 @@ enum
> # define BUS_ADRALN BUS_ADRALN
> BUS_ADRERR, /* Non-existant physical address. */
> # define BUS_ADRERR BUS_ADRERR
> - BUS_OBJERR /* Object specific hardware error. */
> + BUS_OBJERR, /* Object specific hardware error. */
> # define BUS_OBJERR BUS_OBJERR
> + BUS_MCEERR_AR, /* Hardware memory error: action required */
> +# define BUS_MCEERR_AR BUS_MCEERR_AR
> + BUS_MCEERR_AO /* Hardware memory error: action optional */
> +# define BUS_MCEERR_AO BUS_MCEERR_AO
> };
>
> /* `si_code' values for SIGTRAP signal. */
> diff --git a/ports/sysdeps/unix/sysv/linux/mips/bits/siginfo.h b/ports/sysdeps/unix/sysv/linux/mips/bits/siginfo.h
> index 56ae34c..150f2a6 100644
> --- a/ports/sysdeps/unix/sysv/linux/mips/bits/siginfo.h
> +++ b/ports/sysdeps/unix/sysv/linux/mips/bits/siginfo.h
> @@ -98,6 +98,7 @@ typedef struct
> struct
> {
> void *si_addr; /* Faulting insn/memory ref. */
> + short si_addr_lsb; /* Valid LSB of the reported address */
> } _sigfault;
>
> /* SIGPOLL. */
> @@ -122,6 +123,7 @@ typedef struct
> # define si_int _sifields._rt.si_sigval.sival_int
> # define si_ptr _sifields._rt.si_sigval.sival_ptr
> # define si_addr _sifields._sigfault.si_addr
> +# define si_addr_lsb _sifields._sigfault.si_addr_lsb
> # define si_band _sifields._sigpoll.si_band
> # define si_fd _sifields._sigpoll.si_fd
>
> @@ -209,8 +211,12 @@ enum
> # define BUS_ADRALN BUS_ADRALN
> BUS_ADRERR, /* Non-existant physical address. */
> # define BUS_ADRERR BUS_ADRERR
> - BUS_OBJERR /* Object specific hardware error. */
> + BUS_OBJERR, /* Object specific hardware error. */
> # define BUS_OBJERR BUS_OBJERR
> + BUS_MCEERR_AR, /* Hardware memory error: action required */
> +# define BUS_MCEERR_AR BUS_MCEERR_AR
> + BUS_MCEERR_AO /* Hardware memory error: action optional */
> +# define BUS_MCEERR_AO BUS_MCEERR_AO
> };
>
> /* `si_code' values for SIGTRAP signal. */
> diff --git a/ports/sysdeps/unix/sysv/linux/tile/bits/siginfo.h b/ports/sysdeps/unix/sysv/linux/tile/bits/siginfo.h
> index 4ad1a5d..81d9141 100644
> --- a/ports/sysdeps/unix/sysv/linux/tile/bits/siginfo.h
> +++ b/ports/sysdeps/unix/sysv/linux/tile/bits/siginfo.h
> @@ -96,6 +96,7 @@ typedef struct
> {
> void *si_addr; /* Faulting insn/memory ref. */
> int si_trapno; /* TRAP # which caused the signal */
> + short si_addr_lsb; /* Valid LSB of the reported address */
> } _sigfault;
>
> /* SIGPOLL. */
> @@ -129,6 +130,7 @@ typedef struct
> # define si_ptr _sifields._rt.si_sigval.sival_ptr
> # define si_addr _sifields._sigfault.si_addr
> # define si_trapno _sifields._sigfault.si_trapno
> +# define si_addr_lsb _sifields._sigfault.si_addr_lsb
> # define si_band _sifields._sigpoll.si_band
> # define si_fd _sifields._sigpoll.si_fd
> # define si_call_addr _sifields._sigsys._call_addr
> @@ -223,8 +225,12 @@ enum
> # define BUS_ADRALN BUS_ADRALN
> BUS_ADRERR, /* Non-existant physical address. */
> # define BUS_ADRERR BUS_ADRERR
> - BUS_OBJERR /* Object specific hardware error. */
> + BUS_OBJERR, /* Object specific hardware error. */
> # define BUS_OBJERR BUS_OBJERR
> + BUS_MCEERR_AR, /* Hardware memory error: action required */
> +# define BUS_MCEERR_AR BUS_MCEERR_AR
> + BUS_MCEERR_AO /* Hardware memory error: action optional */
> +# define BUS_MCEERR_AO BUS_MCEERR_AO
> };
>
> /* `si_code' values for SIGTRAP signal. */
> diff --git a/sysdeps/unix/sysv/linux/bits/siginfo.h b/sysdeps/unix/sysv/linux/bits/siginfo.h
> index a67bd5c..fcd27c3 100644
> --- a/sysdeps/unix/sysv/linux/bits/siginfo.h
> +++ b/sysdeps/unix/sysv/linux/bits/siginfo.h
> @@ -95,6 +95,7 @@ typedef struct
> struct
> {
> void *si_addr; /* Faulting insn/memory ref. */
> + short si_addr_lsb; /* Valid LSB of the reported address */
> } _sigfault;
>
> /* SIGPOLL. */
> @@ -127,6 +128,7 @@ typedef struct
> # define si_int _sifields._rt.si_sigval.sival_int
> # define si_ptr _sifields._rt.si_sigval.sival_ptr
> # define si_addr _sifields._sigfault.si_addr
> +# define si_addr_lsb _sifields._sigfault.si_addr_lsb
> # define si_band _sifields._sigpoll.si_band
> # define si_fd _sifields._sigpoll.si_fd
> # define si_call_addr _sifields._sigsys._call_addr
> @@ -217,8 +219,12 @@ enum
> # define BUS_ADRALN BUS_ADRALN
> BUS_ADRERR, /* Non-existant physical address. */
> # define BUS_ADRERR BUS_ADRERR
> - BUS_OBJERR /* Object specific hardware error. */
> + BUS_OBJERR, /* Object specific hardware error. */
> # define BUS_OBJERR BUS_OBJERR
> + BUS_MCEERR_AR, /* Hardware memory error: action required */
> +# define BUS_MCEERR_AR BUS_MCEERR_AR
> + BUS_MCEERR_AO /* Hardware memory error: action optional */
> +# define BUS_MCEERR_AO BUS_MCEERR_AO
> };
>
> /* `si_code' values for SIGTRAP signal. */
> diff --git a/sysdeps/unix/sysv/linux/sparc/bits/siginfo.h b/sysdeps/unix/sysv/linux/sparc/bits/siginfo.h
> index 85a5462..f414aaf 100644
> --- a/sysdeps/unix/sysv/linux/sparc/bits/siginfo.h
> +++ b/sysdeps/unix/sysv/linux/sparc/bits/siginfo.h
> @@ -96,6 +96,7 @@ typedef struct
> {
> void *si_addr; /* Faulting insn/memory ref. */
> int si_trapno;
> + short si_addr_lsb; /* Valid LSB of the reported address */
> } _sigfault;
>
> /* SIGPOLL. */
> @@ -129,6 +130,7 @@ typedef struct
> # define si_ptr _sifields._rt.si_sigval.sival_ptr
> # define si_addr _sifields._sigfault.si_addr
> # define si_trapno _sifields._sigfault.si_trapno
> +# define si_addr_lsb _sifields._sigfault.si_addr_lsb
> # define si_band _sifields._sigpoll.si_band
> # define si_fd _sifields._sigpoll.si_fd
> # define si_call_addr _sifields._sigsys._call_addr
> @@ -219,8 +221,12 @@ enum
> # define BUS_ADRALN BUS_ADRALN
> BUS_ADRERR, /* Non-existant physical address. */
> # define BUS_ADRERR BUS_ADRERR
> - BUS_OBJERR /* Object specific hardware error. */
> + BUS_OBJERR, /* Object specific hardware error. */
> # define BUS_OBJERR BUS_OBJERR
> + BUS_MCEERR_AR, /* Hardware memory error: action required */
> +# define BUS_MCEERR_AR BUS_MCEERR_AR
> + BUS_MCEERR_AO /* Hardware memory error: action optional */
> +# define BUS_MCEERR_AO BUS_MCEERR_AO
> };
>
> /* `si_code' values for SIGTRAP signal. */
> diff --git a/sysdeps/unix/sysv/linux/x86/bits/siginfo.h b/sysdeps/unix/sysv/linux/x86/bits/siginfo.h
> index 48aef6d..044274d 100644
> --- a/sysdeps/unix/sysv/linux/x86/bits/siginfo.h
> +++ b/sysdeps/unix/sysv/linux/x86/bits/siginfo.h
> @@ -107,6 +107,7 @@ typedef struct
> struct
> {
> void *si_addr; /* Faulting insn/memory ref. */
> + short si_addr_lsb; /* Valid LSB of the reported address */
> } _sigfault;
>
> /* SIGPOLL. */
> @@ -139,6 +140,7 @@ typedef struct
> # define si_int _sifields._rt.si_sigval.sival_int
> # define si_ptr _sifields._rt.si_sigval.sival_ptr
> # define si_addr _sifields._sigfault.si_addr
> +# define si_addr_lsb _sifields._sigfault.si_addr_lsb
> # define si_band _sifields._sigpoll.si_band
> # define si_fd _sifields._sigpoll.si_fd
> # define si_call_addr _sifields._sigsys._call_addr
> @@ -229,8 +231,12 @@ enum
> # define BUS_ADRALN BUS_ADRALN
> BUS_ADRERR, /* Non-existant physical address. */
> # define BUS_ADRERR BUS_ADRERR
> - BUS_OBJERR /* Object specific hardware error. */
> + BUS_OBJERR, /* Object specific hardware error. */
> # define BUS_OBJERR BUS_OBJERR
> + BUS_MCEERR_AR, /* Hardware memory error: action required */
> +# define BUS_MCEERR_AR BUS_MCEERR_AR
> + BUS_MCEERR_AO /* Hardware memory error: action optional */
> +# define BUS_MCEERR_AO BUS_MCEERR_AO
> };
>
> /* `si_code' values for SIGTRAP signal. */
>
--
Edjunior