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-rw-r--r--scripts/Makefile.build5
-rw-r--r--scripts/Makefile.kasan1
-rwxr-xr-xscripts/atomic/check-atomics.sh1
-rwxr-xr-xscripts/atomic/gen-atomic-instrumented.sh51
-rwxr-xr-xscripts/atomic/gen-atomics.sh1
-rwxr-xr-xscripts/documentation-file-ref-check2
-rwxr-xr-xscripts/kernel-doc71
-rwxr-xr-xscripts/sphinx-pre-install262
-rwxr-xr-xscripts/tools-support-relr.sh3
9 files changed, 223 insertions, 174 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 949f723efe53..34d257653fb4 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -268,7 +268,8 @@ define rule_as_o_S
endef
# Built-in and composite module parts
-$(obj)/%.o: $(src)/%.c $(recordmcount_source) $(objtool_dep) FORCE
+.SECONDEXPANSION:
+$(obj)/%.o: $(src)/%.c $(recordmcount_source) $$(objtool_dep) FORCE
$(call if_changed_rule,cc_o_c)
$(call cmd,force_checksrc)
@@ -349,7 +350,7 @@ cmd_modversions_S = \
fi
endif
-$(obj)/%.o: $(src)/%.S $(objtool_dep) FORCE
+$(obj)/%.o: $(src)/%.S $$(objtool_dep) FORCE
$(call if_changed_rule,as_o_S)
targets += $(filter-out $(subdir-builtin), $(real-obj-y))
diff --git a/scripts/Makefile.kasan b/scripts/Makefile.kasan
index 3d791908ed36..801c415bac59 100644
--- a/scripts/Makefile.kasan
+++ b/scripts/Makefile.kasan
@@ -50,6 +50,7 @@ endif
CFLAGS_KASAN := -fsanitize=kernel-hwaddress \
$(call cc-param,hwasan-instrument-stack=$(stack_enable)) \
$(call cc-param,hwasan-use-short-granules=0) \
+ $(call cc-param,hwasan-inline-all-checks=0) \
$(instrumentation_flags)
endif # CONFIG_KASAN_SW_TAGS
diff --git a/scripts/atomic/check-atomics.sh b/scripts/atomic/check-atomics.sh
index 82748d42ecc5..9c7fbd4bcbce 100755
--- a/scripts/atomic/check-atomics.sh
+++ b/scripts/atomic/check-atomics.sh
@@ -17,7 +17,6 @@ cat <<EOF |
asm-generic/atomic-instrumented.h
asm-generic/atomic-long.h
linux/atomic-arch-fallback.h
-linux/atomic-fallback.h
EOF
while read header; do
OLDSUM="$(tail -n 1 ${LINUXDIR}/include/${header})"
diff --git a/scripts/atomic/gen-atomic-instrumented.sh b/scripts/atomic/gen-atomic-instrumented.sh
index 5766ffcec7c5..b0c45aee19d7 100755
--- a/scripts/atomic/gen-atomic-instrumented.sh
+++ b/scripts/atomic/gen-atomic-instrumented.sh
@@ -41,34 +41,6 @@ gen_params_checks()
done
}
-# gen_guard(meta, atomic, pfx, name, sfx, order)
-gen_guard()
-{
- local meta="$1"; shift
- local atomic="$1"; shift
- local pfx="$1"; shift
- local name="$1"; shift
- local sfx="$1"; shift
- local order="$1"; shift
-
- local atomicname="arch_${atomic}_${pfx}${name}${sfx}${order}"
-
- local template="$(find_fallback_template "${pfx}" "${name}" "${sfx}" "${order}")"
-
- # We definitely need a preprocessor symbol for this atomic if it is an
- # ordering variant, or if there's a generic fallback.
- if [ ! -z "${order}" ] || [ ! -z "${template}" ]; then
- printf "defined(${atomicname})"
- return
- fi
-
- # If this is a base variant, but a relaxed variant *may* exist, then we
- # only have a preprocessor symbol if the relaxed variant isn't defined
- if meta_has_relaxed "${meta}"; then
- printf "!defined(${atomicname}_relaxed) || defined(${atomicname})"
- fi
-}
-
#gen_proto_order_variant(meta, pfx, name, sfx, order, atomic, int, arg...)
gen_proto_order_variant()
{
@@ -82,16 +54,12 @@ gen_proto_order_variant()
local atomicname="${atomic}_${pfx}${name}${sfx}${order}"
- local guard="$(gen_guard "${meta}" "${atomic}" "${pfx}" "${name}" "${sfx}" "${order}")"
-
local ret="$(gen_ret_type "${meta}" "${int}")"
local params="$(gen_params "${int}" "${atomic}" "$@")"
local checks="$(gen_params_checks "${meta}" "$@")"
local args="$(gen_args "$@")"
local retstmt="$(gen_ret_stmt "${meta}")"
- [ ! -z "${guard}" ] && printf "#if ${guard}\n"
-
cat <<EOF
static __always_inline ${ret}
${atomicname}(${params})
@@ -99,11 +67,8 @@ ${atomicname}(${params})
${checks}
${retstmt}arch_${atomicname}(${args});
}
-#define ${atomicname} ${atomicname}
EOF
- [ ! -z "${guard}" ] && printf "#endif\n"
-
printf "\n"
}
@@ -139,19 +104,6 @@ EOF
fi
}
-gen_optional_xchg()
-{
- local name="$1"; shift
- local sfx="$1"; shift
- local guard="defined(arch_${name}${sfx})"
-
- [ -z "${sfx}" ] && guard="!defined(arch_${name}_relaxed) || defined(arch_${name})"
-
- printf "#if ${guard}\n"
- gen_xchg "${name}${sfx}" ""
- printf "#endif\n\n"
-}
-
cat << EOF
// SPDX-License-Identifier: GPL-2.0
@@ -188,7 +140,8 @@ done
for xchg in "xchg" "cmpxchg" "cmpxchg64" "try_cmpxchg"; do
for order in "" "_acquire" "_release" "_relaxed"; do
- gen_optional_xchg "${xchg}" "${order}"
+ gen_xchg "${xchg}${order}" ""
+ printf "\n"
done
done
diff --git a/scripts/atomic/gen-atomics.sh b/scripts/atomic/gen-atomics.sh
index d29e159ef489..f776a574224d 100755
--- a/scripts/atomic/gen-atomics.sh
+++ b/scripts/atomic/gen-atomics.sh
@@ -11,7 +11,6 @@ cat <<EOF |
gen-atomic-instrumented.sh asm-generic/atomic-instrumented.h
gen-atomic-long.sh asm-generic/atomic-long.h
gen-atomic-fallback.sh linux/atomic-arch-fallback.h arch_
-gen-atomic-fallback.sh linux/atomic-fallback.h
EOF
while read script header args; do
/bin/sh ${ATOMICDIR}/${script} ${ATOMICTBL} ${args} > ${LINUXDIR}/include/${header}
diff --git a/scripts/documentation-file-ref-check b/scripts/documentation-file-ref-check
index c71832b2312b..7187ea5e5149 100755
--- a/scripts/documentation-file-ref-check
+++ b/scripts/documentation-file-ref-check
@@ -24,7 +24,7 @@ my $help = 0;
my $fix = 0;
my $warn = 0;
-if (! -d ".git") {
+if (! -e ".git") {
printf "Warning: can't check if file exists, as this is not a git tree\n";
exit 0;
}
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 4840e748fca8..7c4a6a507ac4 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -406,6 +406,8 @@ my $doc_inline_sect = '\s*\*\s*(@\s*[\w][\w\.]*\s*):(.*)';
my $doc_inline_end = '^\s*\*/\s*$';
my $doc_inline_oneline = '^\s*/\*\*\s*(@[\w\s]+):\s*(.*)\s*\*/\s*$';
my $export_symbol = '^\s*EXPORT_SYMBOL(_GPL)?\s*\(\s*(\w+)\s*\)\s*;';
+my $function_pointer = qr{([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)};
+my $attribute = qr{__attribute__\s*\(\([a-z0-9,_\*\s\(\)]*\)\)}i;
my %parameterdescs;
my %parameterdesc_start_lines;
@@ -694,7 +696,7 @@ sub output_function_man(%) {
$post = ");";
}
$type = $args{'parametertypes'}{$parameter};
- if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) {
+ if ($type =~ m/$function_pointer/) {
# pointer-to-function
print ".BI \"" . $parenth . $1 . "\" " . " \") (" . $2 . ")" . $post . "\"\n";
} else {
@@ -974,7 +976,7 @@ sub output_function_rst(%) {
$count++;
$type = $args{'parametertypes'}{$parameter};
- if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) {
+ if ($type =~ m/$function_pointer/) {
# pointer-to-function
print $1 . $parameter . ") (" . $2 . ")";
} else {
@@ -1211,7 +1213,9 @@ sub dump_struct($$) {
my $members;
my $type = qr{struct|union};
# For capturing struct/union definition body, i.e. "{members*}qualifiers*"
- my $definition_body = qr{\{(.*)\}(?:\s*(?:__packed|__aligned|____cacheline_aligned_in_smp|____cacheline_aligned|__attribute__\s*\(\([a-z0-9,_\s\(\)]*\)\)))*};
+ my $qualifiers = qr{$attribute|__packed|__aligned|____cacheline_aligned_in_smp|____cacheline_aligned};
+ my $definition_body = qr{\{(.*)\}\s*$qualifiers*};
+ my $struct_members = qr{($type)([^\{\};]+)\{([^\{\}]*)\}([^\{\}\;]*)\;};
if ($x =~ /($type)\s+(\w+)\s*$definition_body/) {
$decl_type = $1;
@@ -1235,27 +1239,27 @@ sub dump_struct($$) {
# strip comments:
$members =~ s/\/\*.*?\*\///gos;
# strip attributes
- $members =~ s/\s*__attribute__\s*\(\([a-z0-9,_\*\s\(\)]*\)\)/ /gi;
+ $members =~ s/\s*$attribute/ /gi;
$members =~ s/\s*__aligned\s*\([^;]*\)/ /gos;
$members =~ s/\s*__packed\s*/ /gos;
$members =~ s/\s*CRYPTO_MINALIGN_ATTR/ /gos;
$members =~ s/\s*____cacheline_aligned_in_smp/ /gos;
$members =~ s/\s*____cacheline_aligned/ /gos;
+ my $args = qr{([^,)]+)};
# replace DECLARE_BITMAP
$members =~ s/__ETHTOOL_DECLARE_LINK_MODE_MASK\s*\(([^\)]+)\)/DECLARE_BITMAP($1, __ETHTOOL_LINK_MODE_MASK_NBITS)/gos;
- $members =~ s/DECLARE_BITMAP\s*\(([^,)]+),\s*([^,)]+)\)/unsigned long $1\[BITS_TO_LONGS($2)\]/gos;
+ $members =~ s/DECLARE_BITMAP\s*\($args,\s*$args\)/unsigned long $1\[BITS_TO_LONGS($2)\]/gos;
# replace DECLARE_HASHTABLE
- $members =~ s/DECLARE_HASHTABLE\s*\(([^,)]+),\s*([^,)]+)\)/unsigned long $1\[1 << (($2) - 1)\]/gos;
+ $members =~ s/DECLARE_HASHTABLE\s*\($args,\s*$args\)/unsigned long $1\[1 << (($2) - 1)\]/gos;
# replace DECLARE_KFIFO
- $members =~ s/DECLARE_KFIFO\s*\(([^,)]+),\s*([^,)]+),\s*([^,)]+)\)/$2 \*$1/gos;
+ $members =~ s/DECLARE_KFIFO\s*\($args,\s*$args,\s*$args\)/$2 \*$1/gos;
# replace DECLARE_KFIFO_PTR
- $members =~ s/DECLARE_KFIFO_PTR\s*\(([^,)]+),\s*([^,)]+)\)/$2 \*$1/gos;
-
+ $members =~ s/DECLARE_KFIFO_PTR\s*\($args,\s*$args\)/$2 \*$1/gos;
my $declaration = $members;
# Split nested struct/union elements as newer ones
- while ($members =~ m/(struct|union)([^\{\};]+)\{([^\{\}]*)\}([^\{\}\;]*)\;/) {
+ while ($members =~ m/$struct_members/) {
my $newmember;
my $maintype = $1;
my $ids = $4;
@@ -1315,7 +1319,7 @@ sub dump_struct($$) {
}
}
}
- $members =~ s/(struct|union)([^\{\};]+)\{([^\{\}]*)\}([^\{\}\;]*)\;/$newmember/;
+ $members =~ s/$struct_members/$newmember/;
}
# Ignore other nested elements, like enums
@@ -1555,8 +1559,9 @@ sub create_parameterlist($$$$) {
my $param;
# temporarily replace commas inside function pointer definition
- while ($args =~ /(\([^\),]+),/) {
- $args =~ s/(\([^\),]+),/$1#/g;
+ my $arg_expr = qr{\([^\),]+};
+ while ($args =~ /$arg_expr,/) {
+ $args =~ s/($arg_expr),/$1#/g;
}
foreach my $arg (split($splitter, $args)) {
@@ -1707,7 +1712,7 @@ sub check_sections($$$$$) {
foreach $px (0 .. $#prms) {
$prm_clean = $prms[$px];
$prm_clean =~ s/\[.*\]//;
- $prm_clean =~ s/__attribute__\s*\(\([a-z,_\*\s\(\)]*\)\)//i;
+ $prm_clean =~ s/$attribute//i;
# ignore array size in a parameter string;
# however, the original param string may contain
# spaces, e.g.: addr[6 + 2]
@@ -1809,8 +1814,14 @@ sub dump_function($$) {
# - parport_register_device (function pointer parameters)
# - atomic_set (macro)
# - pci_match_device, __copy_to_user (long return type)
-
- if ($define && $prototype =~ m/^()([a-zA-Z0-9_~:]+)\s+/) {
+ my $name = qr{[a-zA-Z0-9_~:]+};
+ my $prototype_end1 = qr{[^\(]*};
+ my $prototype_end2 = qr{[^\{]*};
+ my $prototype_end = qr{\(($prototype_end1|$prototype_end2)\)};
+ my $type1 = qr{[\w\s]+};
+ my $type2 = qr{$type1\*+};
+
+ if ($define && $prototype =~ m/^()($name)\s+/) {
# This is an object-like macro, it has no return type and no parameter
# list.
# Function-like macros are not allowed to have spaces between
@@ -1818,23 +1829,9 @@ sub dump_function($$) {
$return_type = $1;
$declaration_name = $2;
$noret = 1;
- } elsif ($prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
- $prototype =~ m/^(\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
- $prototype =~ m/^(\w+\s*\*+)\s*([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s*\*+)\s*([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s+\w+\s*\*+)\s*([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
- $prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+\s*\*+)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s*\*+)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s+\w+\s*\*+)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s+\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s+\w+\s+\w+\s*\*+)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ ||
- $prototype =~ m/^(\w+\s+\w+\s*\*+\s*\w+\s*\*+\s*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/) {
+ } elsif ($prototype =~ m/^()($name)\s*$prototype_end/ ||
+ $prototype =~ m/^($type1)\s+($name)\s*$prototype_end/ ||
+ $prototype =~ m/^($type2+)\s*($name)\s*$prototype_end/) {
$return_type = $1;
$declaration_name = $2;
my $args = $3;
@@ -2111,12 +2108,12 @@ sub process_name($$) {
} elsif (/$doc_decl/o) {
$identifier = $1;
my $is_kernel_comment = 0;
- my $decl_start = qr{\s*\*};
+ my $decl_start = qr{$doc_com};
# test for pointer declaration type, foo * bar() - desc
my $fn_type = qr{\w+\s*\*\s*};
my $parenthesis = qr{\(\w*\)};
my $decl_end = qr{[-:].*};
- if (/^$decl_start\s*([\w\s]+?)$parenthesis?\s*$decl_end?$/) {
+ if (/^$decl_start([\w\s]+?)$parenthesis?\s*$decl_end?$/) {
$identifier = $1;
}
if ($identifier =~ m/^(struct|union|enum|typedef)\b\s*(\S*)/) {
@@ -2126,8 +2123,8 @@ sub process_name($$) {
}
# Look for foo() or static void foo() - description; or misspelt
# identifier
- elsif (/^$decl_start\s*$fn_type?(\w+)\s*$parenthesis?\s*$decl_end?$/ ||
- /^$decl_start\s*$fn_type?(\w+.*)$parenthesis?\s*$decl_end$/) {
+ elsif (/^$decl_start$fn_type?(\w+)\s*$parenthesis?\s*$decl_end?$/ ||
+ /^$decl_start$fn_type?(\w+.*)$parenthesis?\s*$decl_end$/) {
$identifier = $1;
$decl_type = 'function';
$identifier =~ s/^define\s+//;
diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
index fe92020d67e3..288e86a9d1e5 100755
--- a/scripts/sphinx-pre-install
+++ b/scripts/sphinx-pre-install
@@ -22,16 +22,18 @@ my $need = 0;
my $optional = 0;
my $need_symlink = 0;
my $need_sphinx = 0;
-my $need_venv = 0;
+my $need_pip = 0;
my $need_virtualenv = 0;
my $rec_sphinx_upgrade = 0;
my $install = "";
my $virtenv_dir = "";
my $python_cmd = "";
+my $activate_cmd;
my $min_version;
my $cur_version;
my $rec_version = "1.7.9"; # PDF won't build here
my $min_pdf_version = "2.4.4"; # Min version where pdf builds
+my $latest_avail_ver;
#
# Command line arguments
@@ -319,10 +321,7 @@ sub check_sphinx()
return;
}
- if ($cur_version lt $rec_version) {
- $rec_sphinx_upgrade = 1;
- return;
- }
+ return if ($cur_version lt $rec_version);
# On version check mode, just assume Sphinx has all mandatory deps
exit (0) if ($version_check);
@@ -701,6 +700,162 @@ sub deactivate_help()
printf "\tdeactivate\n";
}
+sub get_virtenv()
+{
+ my $ver;
+ my $min_activate = "$ENV{'PWD'}/${virtenv_prefix}${min_version}/bin/activate";
+ my @activates = glob "$ENV{'PWD'}/${virtenv_prefix}*/bin/activate";
+
+ @activates = sort {$b cmp $a} @activates;
+
+ foreach my $f (@activates) {
+ next if ($f lt $min_activate);
+
+ my $sphinx_cmd = $f;
+ $sphinx_cmd =~ s/activate/sphinx-build/;
+ next if (! -f $sphinx_cmd);
+
+ my $ver = get_sphinx_version($sphinx_cmd);
+ if ($need_sphinx && ($ver ge $min_version)) {
+ return ($f, $ver);
+ } elsif ($ver gt $cur_version) {
+ return ($f, $ver);
+ }
+ }
+ return ("", "");
+}
+
+sub recommend_sphinx_upgrade()
+{
+ my $venv_ver;
+
+ # Avoid running sphinx-builds from venv if $cur_version is good
+ if ($cur_version && ($cur_version ge $rec_version)) {
+ $latest_avail_ver = $cur_version;
+ return;
+ }
+
+ # Get the highest version from sphinx_*/bin/sphinx-build and the
+ # corresponding command to activate the venv/virtenv
+ $activate_cmd = get_virtenv();
+
+ # Store the highest version from Sphinx existing virtualenvs
+ if (($activate_cmd ne "") && ($venv_ver gt $cur_version)) {
+ $latest_avail_ver = $venv_ver;
+ } else {
+ $latest_avail_ver = $cur_version if ($cur_version);
+ }
+
+ # As we don't know package version of Sphinx, and there's no
+ # virtual environments, don't check if upgrades are needed
+ if (!$virtualenv) {
+ return if (!$latest_avail_ver);
+ }
+
+ # Either there are already a virtual env or a new one should be created
+ $need_pip = 1;
+
+ # Return if the reason is due to an upgrade or not
+ if ($latest_avail_ver lt $rec_version) {
+ $rec_sphinx_upgrade = 1;
+ }
+}
+
+#
+# The logic here is complex, as it have to deal with different versions:
+# - minimal supported version;
+# - minimal PDF version;
+# - recommended version.
+# It also needs to work fine with both distro's package and venv/virtualenv
+sub recommend_sphinx_version($)
+{
+ my $virtualenv_cmd = shift;
+
+ if ($latest_avail_ver lt $min_pdf_version) {
+ print "note: If you want pdf, you need at least Sphinx $min_pdf_version.\n";
+ }
+
+ # Version is OK. Nothing to do.
+ return if ($cur_version && ($cur_version ge $rec_version));
+
+ if (!$need_sphinx) {
+ # sphinx-build is present and its version is >= $min_version
+
+ #only recommend enabling a newer virtenv version if makes sense.
+ if ($latest_avail_ver gt $cur_version) {
+ printf "\nYou may also use the newer Sphinx version $latest_avail_ver with:\n";
+ printf "\tdeactivate\n" if ($ENV{'PWD'} =~ /${virtenv_prefix}/);
+ printf "\t. $activate_cmd\n";
+ deactivate_help();
+
+ return;
+ }
+ return if ($latest_avail_ver ge $rec_version);
+ }
+
+ if (!$virtualenv) {
+ # No sphinx either via package or via virtenv. As we can't
+ # Compare the versions here, just return, recommending the
+ # user to install it from the package distro.
+ return if (!$latest_avail_ver);
+
+ # User doesn't want a virtenv recommendation, but he already
+ # installed one via virtenv with a newer version.
+ # So, print commands to enable it
+ if ($latest_avail_ver gt $cur_version) {
+ printf "\nYou may also use the Sphinx virtualenv version $latest_avail_ver with:\n";
+ printf "\tdeactivate\n" if ($ENV{'PWD'} =~ /${virtenv_prefix}/);
+ printf "\t. $activate_cmd\n";
+ deactivate_help();
+
+ return;
+ }
+ print "\n";
+ } else {
+ $need++ if ($need_sphinx);
+ }
+
+ # Suggest newer versions if current ones are too old
+ if ($latest_avail_ver && $cur_version ge $min_version) {
+ # If there's a good enough version, ask the user to enable it
+ if ($latest_avail_ver ge $rec_version) {
+ printf "\nNeed to activate Sphinx (version $latest_avail_ver) on virtualenv with:\n";
+ printf "\t. $activate_cmd\n";
+ deactivate_help();
+
+ return;
+ }
+
+ # Version is above the minimal required one, but may be
+ # below the recommended one. So, print warnings/notes
+
+ if ($latest_avail_ver lt $rec_version) {
+ print "Warning: It is recommended at least Sphinx version $rec_version.\n";
+ }
+ }
+
+ # At this point, either it needs Sphinx or upgrade is recommended,
+ # both via pip
+
+ if ($rec_sphinx_upgrade) {
+ if (!$virtualenv) {
+ print "Instead of install/upgrade Python Sphinx pkg, you could use pip/pypi with:\n\n";
+ } else {
+ print "To upgrade Sphinx, use:\n\n";
+ }
+ } else {
+ print "Sphinx needs to be installed either as a package or via pip/pypi with:\n";
+ }
+
+ $python_cmd = find_python_no_venv();
+
+ printf "\t$virtualenv_cmd $virtenv_dir\n";
+
+ printf "\t. $virtenv_dir/bin/activate\n";
+ printf "\tpip install -r $requirement_file\n";
+ deactivate_help();
+}
+
sub check_needs()
{
# Check if Sphinx is already accessible from current environment
@@ -722,15 +877,14 @@ sub check_needs()
if ($virtualenv) {
my $tmp = qx($python_cmd --version 2>&1);
if ($tmp =~ m/(\d+\.)(\d+\.)/) {
- if ($1 >= 3 && $2 >= 3) {
- $need_venv = 1; # python 3.3 or upper
- } else {
- $need_virtualenv = 1;
- }
if ($1 < 3) {
# Fail if it finds python2 (or worse)
die "Python 3 is required to build the kernel docs\n";
}
+ if ($1 == 3 && $2 < 3) {
+ # Need Python 3.3 or upper for venv
+ $need_virtualenv = 1;
+ }
} else {
die "Warning: couldn't identify $python_cmd version!";
}
@@ -739,14 +893,22 @@ sub check_needs()
}
}
- # Set virtualenv command line, if python < 3.3
+ recommend_sphinx_upgrade();
+
my $virtualenv_cmd;
- if ($need_virtualenv) {
- $virtualenv_cmd = findprog("virtualenv-3");
- $virtualenv_cmd = findprog("virtualenv-3.5") if (!$virtualenv_cmd);
- if (!$virtualenv_cmd) {
- check_program("virtualenv", 0);
- $virtualenv_cmd = "virtualenv";
+
+ if ($need_pip) {
+ # Set virtualenv command line, if python < 3.3
+ if ($need_virtualenv) {
+ $virtualenv_cmd = findprog("virtualenv-3");
+ $virtualenv_cmd = findprog("virtualenv-3.5") if (!$virtualenv_cmd);
+ if (!$virtualenv_cmd) {
+ check_program("virtualenv", 0);
+ $virtualenv_cmd = "virtualenv";
+ }
+ } else {
+ $virtualenv_cmd = "$python_cmd -m venv";
+ check_python_module("ensurepip", 0);
}
}
@@ -763,10 +925,6 @@ sub check_needs()
check_program("rsvg-convert", 2) if ($pdf);
check_program("latexmk", 2) if ($pdf);
- if ($need_sphinx || $rec_sphinx_upgrade) {
- check_python_module("ensurepip", 0) if ($need_venv);
- }
-
# Do distro-specific checks and output distro-install commands
check_distros();
@@ -784,67 +942,7 @@ sub check_needs()
which("sphinx-build-3");
}
- # NOTE: if the system has a too old Sphinx version installed,
- # it will recommend installing a newer version using virtualenv
-
- if ($need_sphinx || $rec_sphinx_upgrade) {
- my $min_activate = "$ENV{'PWD'}/${virtenv_prefix}${min_version}/bin/activate";
- my @activates = glob "$ENV{'PWD'}/${virtenv_prefix}*/bin/activate";
-
- if ($cur_version lt $rec_version) {
- print "Warning: It is recommended at least Sphinx version $rec_version.\n";
- print " If you want pdf, you need at least $min_pdf_version.\n";
- }
- if ($cur_version lt $min_pdf_version) {
- print "Note: It is recommended at least Sphinx version $min_pdf_version if you need PDF support.\n";
- }
- @activates = sort {$b cmp $a} @activates;
- my ($activate, $ver);
- foreach my $f (@activates) {
- next if ($f lt $min_activate);
-
- my $sphinx_cmd = $f;
- $sphinx_cmd =~ s/activate/sphinx-build/;
- next if (! -f $sphinx_cmd);
-
- $ver = get_sphinx_version($sphinx_cmd);
- if ($need_sphinx && ($ver ge $min_version)) {
- $activate = $f;
- last;
- } elsif ($ver gt $cur_version) {
- $activate = $f;
- last;
- }
- }
- if ($activate ne "") {
- if ($need_sphinx) {
- printf "\nNeed to activate Sphinx (version $ver) on virtualenv with:\n";
- printf "\t. $activate\n";
- deactivate_help();
- exit (1);
- } else {
- printf "\nYou may also use a newer Sphinx (version $ver) with:\n";
- printf "\tdeactivate && . $activate\n";
- }
- } else {
- my $rec_activate = "$virtenv_dir/bin/activate";
-
- print "To upgrade Sphinx, use:\n\n" if ($rec_sphinx_upgrade);
-
- $python_cmd = find_python_no_venv();
-
- if ($need_venv) {
- printf "\t$python_cmd -m venv $virtenv_dir\n";
- } else {
- printf "\t$virtualenv_cmd $virtenv_dir\n";
- }
- printf "\t. $rec_activate\n";
- printf "\tpip install -r $requirement_file\n";
- deactivate_help();
-
- $need++ if (!$rec_sphinx_upgrade);
- }
- }
+ recommend_sphinx_version($virtualenv_cmd);
printf "\n";
print "All optional dependencies are met.\n" if (!$optional);
diff --git a/scripts/tools-support-relr.sh b/scripts/tools-support-relr.sh
index 45e8aa360b45..cb55878bd5b8 100755
--- a/scripts/tools-support-relr.sh
+++ b/scripts/tools-support-relr.sh
@@ -7,7 +7,8 @@ trap "rm -f $tmp_file.o $tmp_file $tmp_file.bin" EXIT
cat << "END" | $CC -c -x c - -o $tmp_file.o >/dev/null 2>&1
void *p = &p;
END
-$LD $tmp_file.o -shared -Bsymbolic --pack-dyn-relocs=relr -o $tmp_file
+$LD $tmp_file.o -shared -Bsymbolic --pack-dyn-relocs=relr \
+ --use-android-relr-tags -o $tmp_file
# Despite printing an error message, GNU nm still exits with exit code 0 if it
# sees a relr section. So we need to check that nothing is printed to stderr.