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[189.27.250.150]) by smtp.gmail.com with ESMTPSA id 85sm6281493qke.128.2020.03.21.16.57.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 Mar 2020 16:57:09 -0700 (PDT) From: unixmania@gmail.com To: buildroot@buildroot.org Date: Sat, 21 Mar 2020 20:57:03 -0300 Message-Id: <20200321235703.10622-1-unixmania@gmail.com> X-Mailer: git-send-email 2.18.2 Subject: [Buildroot] [PATCH] linux: do not run depmod during the installation X-BeenThere: buildroot@busybox.net X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion and development of buildroot List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Carlos Santos , "Yann E . MORIN" MIME-Version: 1.0 Errors-To: buildroot-bounces@busybox.net Sender: "buildroot" From: Carlos Santos The kernel "install" target runs depmod by means of a wrapper script (scripts/depmod.sh), so passing a dummy depmod (e.g. /dev/null) would cause warning messages like this: DEPMOD 5.4.27 ./scripts/depmod.sh: 46: /dev/null: Permission denied make[2]: *** [Makefile:1326: _modinst_post] Error 126 We can avoid running the script by overriding the cmd_depmod variable, which contains the command line to run depmod. As a safety measure, setting DEPMOD to /bin/false makes the installation fail if overriding cmd_depmod does not work in a future kernel version. Signed-off-by: Carlos Santos --- CC: Yann E. MORIN --- linux/linux.mk | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/linux/linux.mk b/linux/linux.mk index 2e3ea52053..383d1908d6 100644 --- a/linux/linux.mk +++ b/linux/linux.mk @@ -134,7 +134,8 @@ LINUX_MAKE_FLAGS = \ ARCH=$(KERNEL_ARCH) \ INSTALL_MOD_PATH=$(TARGET_DIR) \ CROSS_COMPILE="$(TARGET_CROSS)" \ - DEPMOD=$(HOST_DIR)/sbin/depmod + DEPMOD=/bin/false \ + cmd_depmod=":" ifeq ($(BR2_REPRODUCIBLE),y) LINUX_MAKE_ENV += \