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f911d73105
futex_atomic_cmpxchg_inatomic() does not work on UML because it triggers a copy_from_user() in kernel context. On UML copy_from_user() can only be used if the kernel was called by a real user space process such that UML can use ptrace() to fetch the value. Reported-by: Miklos Szeredi <miklos@szeredi.hu> Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Richard Weinberger <richard@nod.at> Tested-by: Daniel Walter <d.walter@0x90.at> |
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configs | ||
drivers | ||
include | ||
kernel | ||
os-Linux | ||
scripts | ||
sys-ia64 | ||
sys-ppc | ||
.gitignore | ||
Kconfig.char | ||
Kconfig.common | ||
Kconfig.debug | ||
Kconfig.net | ||
Kconfig.rest | ||
Kconfig.um | ||
Makefile | ||
Makefile-ia64 | ||
Makefile-os-Linux | ||
Makefile-ppc | ||
Makefile-skas |