Messages in this thread | | | Date | Fri, 15 Jan 2021 12:15:26 -0800 | From | jjohnson@codeauro ... | Subject | Re: [PATCH v2 2/2] kbuild: handle excessively long argument lists |
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On 2021-01-14 17:12, Masahiro Yamada wrote: > On Fri, Jan 15, 2021 at 6:50 AM Jeff Johnson <jjohnson@codeaurora.org> > wrote: >> >> From: Mahesh Kumar Kalikot Veetil <mkalikot@codeaurora.org> >> >> Modules with a large number of compilation units may be >> exceeding AR and LD command argument list. Handle this gracefully by >> writing the long argument list in a file. The command line options >> read from file are inserted in place of the original @file option. >> >> The usage is well documented at >> https://www.gnu.org/software/make/manual/html_node/File-Function.html >> >> Signed-off-by: Mahesh Kumar Kalikot Veetil <mkalikot@codeaurora.org> >> Signed-off-by: Jeff Johnson <jjohnson@codeaurora.org> >> --- > > > > > First, is this a real problem? > If so, which module is exceeding the command line limit?
On 2021-01-14 17:12, Masahiro Yamada wrote: > First, is this a real problem? > If so, which module is exceeding the command line limit?
Mahesh & I appreciate all of the feedback.
The issue is seen in an Android environment with an out-of-tree driver. The combination of long path names and a large number of source files is leading to the issue.
Since Mahesh & I are not Kbuild gurus, is there an alternative solution to this issue?
Jeff
-- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
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