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authorJoel Becker <jlbec@evilplan.org>2011-08-21 21:02:57 -0700
committerJoel Becker <jlbec@evilplan.org>2011-08-21 21:02:57 -0700
commit99b1bb61b225c3eb4d3b196d4f1d041695b19a7e (patch)
tree06cabdc34538f3b38a39e3b802ecc1a2ab2aae00 /scripts
parentc7e25e6e0b0486492c5faaf6312b37413642c48e (diff)
parent93862d5e1ab875664c6cc95254fc365028a48bb1 (diff)
Merge branch 'mw-3.1-jul25' of git://oss.oracle.com/git/smushran/linux-2.6 into ocfs2-fixes
Diffstat (limited to 'scripts')
-rw-r--r--scripts/Makefile.asm-generic1
-rwxr-xr-xscripts/checkpatch.pl5
-rwxr-xr-xscripts/depmod.sh50
-rw-r--r--scripts/mod/modpost.c29
4 files changed, 84 insertions, 1 deletions
diff --git a/scripts/Makefile.asm-generic b/scripts/Makefile.asm-generic
index 490122c3e2aa..40caf3c26cd5 100644
--- a/scripts/Makefile.asm-generic
+++ b/scripts/Makefile.asm-generic
@@ -17,6 +17,7 @@ quiet_cmd_wrap = WRAP $@
cmd_wrap = echo "\#include <asm-generic/$*.h>" >$@
all: $(patsubst %, $(obj)/%, $(generic-y))
+ @:
$(obj)/%.h:
$(call cmd,wrap)
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 8657f99bfb2b..b0aa2c680593 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1943,6 +1943,11 @@ sub process {
WARN("LINUX_VERSION_CODE should be avoided, code should be for the version to which it is merged\n" . $herecurr);
}
+# check for uses of printk_ratelimit
+ if ($line =~ /\bprintk_ratelimit\s*\(/) {
+ WARN("Prefer printk_ratelimited or pr_<level>_ratelimited to printk_ratelimit\n" . $herecurr);
+ }
+
# printk should use KERN_* levels. Note that follow on printk's on the
# same line do not need a level, so we use the current block context
# to try and find and validate the current printk. In summary the current
diff --git a/scripts/depmod.sh b/scripts/depmod.sh
new file mode 100755
index 000000000000..a27235685949
--- /dev/null
+++ b/scripts/depmod.sh
@@ -0,0 +1,50 @@
+#!/bin/sh
+#
+# A depmod wrapper used by the toplevel Makefile
+
+if test $# -ne 2; then
+ echo "Usage: $0 /sbin/depmod <kernelrelease>" >&2
+ exit 1
+fi
+DEPMOD=$1
+KERNELRELEASE=$2
+
+if ! "$DEPMOD" -V 2>/dev/null | grep -q module-init-tools; then
+ echo "Warning: you may need to install module-init-tools" >&2
+ echo "See http://www.codemonkey.org.uk/docs/post-halloween-2.6.txt" >&2
+ sleep 1
+fi
+
+if ! test -r System.map -a -x "$DEPMOD"; then
+ exit 0
+fi
+# older versions of depmod require the version string to start with three
+# numbers, so we cheat with a symlink here
+depmod_hack_needed=true
+tmp_dir=$(mktemp -d ${TMPDIR:-/tmp}/depmod.XXXXXX)
+mkdir -p "$tmp_dir/lib/modules/$KERNELRELEASE"
+if "$DEPMOD" -b "$tmp_dir" $KERNELRELEASE 2>/dev/null; then
+ if test -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep" -o \
+ -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep.bin"; then
+ depmod_hack_needed=false
+ fi
+fi
+rm -rf "$tmp_dir"
+if $depmod_hack_needed; then
+ symlink="$INSTALL_MOD_PATH/lib/modules/99.98.$KERNELRELEASE"
+ ln -s "$KERNELRELEASE" "$symlink"
+ KERNELRELEASE=99.98.$KERNELRELEASE
+fi
+
+set -- -ae -F System.map
+if test -n "$INSTALL_MOD_PATH"; then
+ set -- "$@" -b "$INSTALL_MOD_PATH"
+fi
+"$DEPMOD" "$@" "$KERNELRELEASE"
+ret=$?
+
+if $depmod_hack_needed; then
+ rm -f "$symlink"
+fi
+
+exit $ret
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 413c53693e62..a509ff8f32fa 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -254,6 +254,28 @@ static enum export export_no(const char *s)
return export_unknown;
}
+static const char *sec_name(struct elf_info *elf, int secindex);
+
+#define strstarts(str, prefix) (strncmp(str, prefix, strlen(prefix)) == 0)
+
+static enum export export_from_secname(struct elf_info *elf, unsigned int sec)
+{
+ const char *secname = sec_name(elf, sec);
+
+ if (strstarts(secname, "___ksymtab+"))
+ return export_plain;
+ else if (strstarts(secname, "___ksymtab_unused+"))
+ return export_unused;
+ else if (strstarts(secname, "___ksymtab_gpl+"))
+ return export_gpl;
+ else if (strstarts(secname, "___ksymtab_unused_gpl+"))
+ return export_unused_gpl;
+ else if (strstarts(secname, "___ksymtab_gpl_future+"))
+ return export_gpl_future;
+ else
+ return export_unknown;
+}
+
static enum export export_from_sec(struct elf_info *elf, unsigned int sec)
{
if (sec == elf->export_sec)
@@ -563,7 +585,12 @@ static void handle_modversions(struct module *mod, struct elf_info *info,
Elf_Sym *sym, const char *symname)
{
unsigned int crc;
- enum export export = export_from_sec(info, get_secindex(info, sym));
+ enum export export;
+
+ if (!is_vmlinux(mod->name) && strncmp(symname, "__ksymtab", 9) == 0)
+ export = export_from_secname(info, get_secindex(info, sym));
+ else
+ export = export_from_sec(info, get_secindex(info, sym));
switch (sym->st_shndx) {
case SHN_COMMON: