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Date: Thu, 20 Mar 2014 15:14:06 +0530 From: Janani Venkataraman <jananive@...ux.vnet.ibm.com> To: linux-kernel@...r.kernel.org Cc: amwang@...hat.com, procps@...elists.org, rdunlap@...otime.net, james.hogan@...tec.com, aravinda@...ux.vnet.ibm.com, hch@....de, mhiramat@...hat.com, jeremy.fitzhardinge@...rix.com, xemul@...allels.com, d.hatayama@...fujitsu.com, coreutils@....org, kosaki.motohiro@...fujitsu.com, adobriyan@...il.com, util-linux@...r.kernel.org, tarundsk@...ux.vnet.ibm.com, vapier@...too.org, roland@...k.frob.com, ananth@...ux.vnet.ibm.com, gorcunov@...nvz.org, avagin@...nvz.org, oleg@...hat.com, eparis@...hat.com, suzuki@...ux.vnet.ibm.com, andi@...stfloor.org, tj@...nel.org, akpm@...ux-foundation.org, torvalds@...ux-foundation.org Subject: [PATCH 33/33] Support check This checks if a particular build can support dumps on 32/64 bit applications. For eg. A 32bit build of gencore cant support dumps on 64 bit applications. Signed-off-by: Janani Venkataraman <jananive@...ux.vnet.ibm.com> --- src/coredump.c | 11 +++++++++++ src/elf64.c | 2 ++ 2 files changed, 13 insertions(+) diff --git a/src/coredump.c b/src/coredump.c index 98a7146..49af7b3 100644 --- a/src/coredump.c +++ b/src/coredump.c @@ -76,6 +76,17 @@ struct core_proc cp; /* PID of Daemon */ int pid_log; +/* Support Check */ +static int support_check(int pid, struct core_proc *cp) +{ + gencore_log("This build of gencore(32bit) cannot dump a 64bit process.\n"); + return -1; +} + +#if defined(__i386) || (defined(__s390__) && !defined(__s390x__)) || (defined(__PPC__) && !defined(__PPC64__)) +#define do_elf64_coredump support_check +#endif + /* Initialised core process members */ void init_core(void) { diff --git a/src/elf64.c b/src/elf64.c index 651f218..11c8c76 100644 --- a/src/elf64.c +++ b/src/elf64.c @@ -28,6 +28,7 @@ * and operations once elf.c is included. */ +#if defined(__x86_64) || (defined(__s390x__) && defined(__s390__)) || (defined(__PPC64__) && defined(__PPC__)) #define do_elf_coredump do_elf64_coredump #define Elf_Ehdr Elf64_Ehdr @@ -40,3 +41,4 @@ #define Elf_Addr Elf64_Addr #include "elf.c" +#endif -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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