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Viewing changes to arch/s390/include/asm/bug.h

  • Committer: Bazaar Package Importer
  • Author(s): Ben Hutchings, Ben Hutchings, Aurelien Jarno, Martin Michlmayr
  • Date: 2011-04-06 13:53:30 UTC
  • mfrom: (43.1.5 sid)
  • Revision ID: james.westby@ubuntu.com-20110406135330-wjufxhd0tvn3zx4z
Tags: 2.6.38-3
http://bugs.debian.org/620124
http://bugs.debian.org/620284
http://bugs.debian.org/620204
[ Ben Hutchings ]
* [ppc64] Add to linux-tools package architectures (Closes: #620124)
* [amd64] Save cr4 to mmu_cr4_features at boot time (Closes: #620284)
* appletalk: Fix bugs introduced when removing use of BKL
* ALSA: Fix yet another race in disconnection
* cciss: Fix lost command issue
* ath9k: Fix kernel panic in AR2427
* ses: Avoid kernel panic when lun 0 is not mapped
* PCI/ACPI: Report ASPM support to BIOS if not disabled from command line

[ Aurelien Jarno ]
* rtlwifi: fix build when PCI is not enabled.

[ Martin Michlmayr ]
* rtlwifi: Eliminate udelay calls with too large values (Closes: #620204)

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Lines of Context:
arch/s390/include/asm/bug.h
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#ifdef CONFIG_BUG
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#ifdef CONFIG_64BIT
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#define S390_LONG ".quad"
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#else
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#define S390_LONG ".long"
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#endif
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#ifdef CONFIG_DEBUG_BUGVERBOSE
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#define __EMIT_BUG(x) do {                                      \
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                "2:     .asciz  \""__FILE__"\"\n"               \
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                ".previous\n"                                   \
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                ".section __bug_table,\"a\"\n"                  \
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                "3:\t"  S390_LONG "\t1b,2b\n"                   \
 
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                "3:     .long   1b-3b,2b-3b\n"                  \
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                "       .short  %0,%1\n"                        \
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                "       .org    3b+%2\n"                        \
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                ".previous\n"                                   \
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                "0:     j       0b+2\n"                 \
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                "1:\n"                                  \
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                ".section __bug_table,\"a\"\n"          \
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                "2:\t"  S390_LONG "\t1b\n"              \
 
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                "2:     .long   1b-2b\n"                \
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                "       .short  %0\n"                   \
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                "       .org    2b+%1\n"                \
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                ".previous\n"                           \
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#define BUG() do {                                      \
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        __EMIT_BUG(0);                                  \
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        for (;;);                                       \
 
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        unreachable();                                  \
 
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} while (0)
 
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#define __WARN_TAINT(taint) do {                        \
 
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        __EMIT_BUG(BUGFLAG_TAINT(taint));               \
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} while (0)
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#define WARN_ON(x) ({                                   \
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        int __ret_warn_on = !!(x);                      \
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        if (__builtin_constant_p(__ret_warn_on)) {      \
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                if (__ret_warn_on)                      \
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                        __EMIT_BUG(BUGFLAG_WARNING);    \
 
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                        __WARN();                       \
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        } else {                                        \
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                if (unlikely(__ret_warn_on))            \
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                        __EMIT_BUG(BUGFLAG_WARNING);    \
 
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                        __WARN();                       \
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        }                                               \
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        unlikely(__ret_warn_on);                        \
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})