Skip to content
  • Rusty Russell's avatar
    modpost: handle huge numbers of modules. · ea4054a2
    Rusty Russell authored
    
    
    strace shows:
    72102 execve("/bin/sh", ["/bin/sh", "-c", "echo '  scripts/mod/modpost -m -a
    -o /cc/wfg/sound-compiletest/Module.symvers      -s'; scripts/
    mod/modpost -m -a -o /cc/wfg/sound-compiletest/Module.symvers      -s vmlinux
    arch/x86/crypto/ablk_helper.o arch/x86/crypto/aes-i586.o arch
    /x86/crypto/aesni-intel.o arch/x86/crypto/crc32-pclmul.o
    ...
    drivers/ata/sata_promise.o "...], [/* 119 vars */] <unfinished ...>
    71827 wait4(-1,  <unfinished ...>
    72102 <... execve resumed> )            = -1 E2BIG (Argument list too long)
    
    So we re-run the shell command which produces the list and feed it into modpost -T -.
    
    Reported-by: default avatarFengguang Wu <fengguang.wu@intel.com>
    Signed-off-by: default avatarRusty Russell <rusty@rustcorp.com.au>
    ea4054a2