lkml.org 
[lkml]   [2022]   [Mar]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[tip: x86/core] objtool: Have WARN_FUNC fall back to sym+off
    The following commit has been merged into the x86/core branch of tip:

    Commit-ID: 5cff2086b01526b8c7deacc86473ffbab0cddfa9
    Gitweb: https://git.kernel.org/tip/5cff2086b01526b8c7deacc86473ffbab0cddfa9
    Author: Peter Zijlstra <peterz@infradead.org>
    AuthorDate: Tue, 08 Mar 2022 16:30:16 +01:00
    Committer: Peter Zijlstra <peterz@infradead.org>
    CommitterDate: Tue, 15 Mar 2022 10:32:32 +01:00

    objtool: Have WARN_FUNC fall back to sym+off

    Currently WARN_FUNC() either prints func+off and failing that prints
    sec+off, add an intermediate sym+off. This is useful when playing
    around with entry code.

    Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
    Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
    Link: https://lore.kernel.org/r/20220308154317.461283840@infradead.org
    ---
    tools/objtool/include/objtool/warn.h | 2 ++
    1 file changed, 2 insertions(+)

    diff --git a/tools/objtool/include/objtool/warn.h b/tools/objtool/include/objtool/warn.h
    index d99c467..802cfda 100644
    --- a/tools/objtool/include/objtool/warn.h
    +++ b/tools/objtool/include/objtool/warn.h
    @@ -22,6 +22,8 @@ static inline char *offstr(struct section *sec, unsigned long offset)
    unsigned long name_off;

    func = find_func_containing(sec, offset);
    + if (!func)
    + func = find_symbol_containing(sec, offset);
    if (func) {
    name = func->name;
    name_off = offset - func->offset;
    \
     
     \ /
      Last update: 2022-03-15 11:50    [W:2.649 / U:0.108 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site