diff options
| author | David Woodhouse <David.Woodhouse@intel.com> | 2008-09-01 10:54:46 +0100 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-09-02 09:28:59 +0100 |
| commit | 1cede1affb3cc5a9520fdbc75b3fbaa6432cbc5a (patch) | |
| tree | d58a2e3a7036e7d96dd4f20a5e069a2e3a9ca315 | |
| parent | bef69ea0dcce574a425feb0a5aa4c63dd108b9a6 (diff) | |
Fix modules_install on RO nfs-exported trees.
Fixes http://bugzilla.kernel.org/show_bug.cgi?id=11355 by avoiding a
needless rebuild of the firmware/ihex2fw tool.
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
| -rw-r--r-- | firmware/Makefile | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/firmware/Makefile b/firmware/Makefile index 9fe86041f86e..da75a6fbc6ba 100644 --- a/firmware/Makefile +++ b/firmware/Makefile @@ -146,15 +146,27 @@ $(patsubst %,$(obj)/%.gen.o, $(fw-external-y)): $(obj)/%.gen.o: $(fwdir)/% $(obj)/%: $(obj)/%.ihex | $(objtree)/$(obj)/$$(dir %) $(call cmd,ihex) +# Don't depend on ihex2fw if we're installing and it already exists. +# Putting it after | in the dependencies doesn't seem sufficient when +# we're installing after a cross-compile, because ihex2fw has dependencies +# on stuff like /usr/lib/gcc/ppc64-redhat-linux/4.3.0/include/stddef.h and +# thus wants to be rebuilt. Which it can't be, if the prebuilt kernel tree +# is exported read-only for someone to run 'make install'. +ifeq ($(INSTALL):$(wildcard $(obj)/ihex2fw),install:$(obj)/ihex2fw) +ihex2fw_dep := +else +ihex2fw_dep := $(obj)/ihex2fw +endif + # .HEX is also Intel HEX, but where the offset and length in each record # is actually meaningful, because the firmware has to be loaded in a certain # order rather than as a single binary blob. Thus, we convert them into our # more compact binary representation of ihex records (<linux/ihex.h>) -$(obj)/%.fw: $(obj)/%.HEX $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %) +$(obj)/%.fw: $(obj)/%.HEX $(ihex2fw_dep) | $(objtree)/$(obj)/$$(dir %) $(call cmd,ihex2fw) # .H16 is our own modified form of Intel HEX, with 16-bit length for records. -$(obj)/%.fw: $(obj)/%.H16 $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %) +$(obj)/%.fw: $(obj)/%.H16 $(ihex2fw_dep) | $(objtree)/$(obj)/$$(dir %) $(call cmd,h16tofw) $(firmware-dirs): |