Message ID | 1579214991-19602-11-git-send-email-aleksandar.markovic@rt-rk.com |
---|---|
State | New |
Headers | show |
Series | linux-user: Add support for fs, fd,and kcov ioctls | expand |
Le 16/01/2020 à 23:49, Aleksandar Markovic a écrit : > From: Aleksandar Markovic <amarkovic@wavecomp.com> > > kcov is kernel code coverage tracing tool. It requires kernel 4.4+ > compiled with certain kernel options. > > This patch checks if kcov header "sys/kcov.h" is present on build > machine, and stores the result in variable CONFIG_KCOV, meant to > be used in linux-user code related to the support for three ioctls > that were introduced at the same time as the mentioned header > (their definition was a part of the first version of that header). > > Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com> > --- > configure | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/configure b/configure > index 940bf9e..57e6eba 100755 > --- a/configure > +++ b/configure > @@ -4752,6 +4752,12 @@ if compile_prog "" "" ; then > syncfs=yes > fi > > +# check for kcov support (kernel must be 4.4+, compiled with certain options) > +kcov=no > +if check_include sys/kcov.h ; then > + kcov=yes > +fi > + > # Check we have a new enough version of sphinx-build > has_sphinx_build() { > # This is a bit awkward but works: create a trivial document and > @@ -6874,6 +6880,9 @@ fi > if test "$syncfs" = "yes" ; then > echo "CONFIG_SYNCFS=y" >> $config_host_mak > fi > +if test "$kcov" = "yes" ; then > + echo "CONFIG_KCOV=y" >> $config_host_mak > +fi > if test "$inotify" = "yes" ; then > echo "CONFIG_INOTIFY=y" >> $config_host_mak > fi > Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Le 16/01/2020 à 23:49, Aleksandar Markovic a écrit : > From: Aleksandar Markovic <amarkovic@wavecomp.com> > > kcov is kernel code coverage tracing tool. It requires kernel 4.4+ > compiled with certain kernel options. > > This patch checks if kcov header "sys/kcov.h" is present on build > machine, and stores the result in variable CONFIG_KCOV, meant to > be used in linux-user code related to the support for three ioctls > that were introduced at the same time as the mentioned header > (their definition was a part of the first version of that header). > > Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com> > --- > configure | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/configure b/configure > index 940bf9e..57e6eba 100755 > --- a/configure > +++ b/configure > @@ -4752,6 +4752,12 @@ if compile_prog "" "" ; then > syncfs=yes > fi > > +# check for kcov support (kernel must be 4.4+, compiled with certain options) > +kcov=no > +if check_include sys/kcov.h ; then > + kcov=yes > +fi > + > # Check we have a new enough version of sphinx-build > has_sphinx_build() { > # This is a bit awkward but works: create a trivial document and > @@ -6874,6 +6880,9 @@ fi > if test "$syncfs" = "yes" ; then > echo "CONFIG_SYNCFS=y" >> $config_host_mak > fi > +if test "$kcov" = "yes" ; then > + echo "CONFIG_KCOV=y" >> $config_host_mak > +fi > if test "$inotify" = "yes" ; then > echo "CONFIG_INOTIFY=y" >> $config_host_mak > fi > Applied to my linux-user branch. Thanks, Laurent
diff --git a/configure b/configure index 940bf9e..57e6eba 100755 --- a/configure +++ b/configure @@ -4752,6 +4752,12 @@ if compile_prog "" "" ; then syncfs=yes fi +# check for kcov support (kernel must be 4.4+, compiled with certain options) +kcov=no +if check_include sys/kcov.h ; then + kcov=yes +fi + # Check we have a new enough version of sphinx-build has_sphinx_build() { # This is a bit awkward but works: create a trivial document and @@ -6874,6 +6880,9 @@ fi if test "$syncfs" = "yes" ; then echo "CONFIG_SYNCFS=y" >> $config_host_mak fi +if test "$kcov" = "yes" ; then + echo "CONFIG_KCOV=y" >> $config_host_mak +fi if test "$inotify" = "yes" ; then echo "CONFIG_INOTIFY=y" >> $config_host_mak fi