Message ID | 20190821131813.9456-1-lczerner@redhat.com |
---|---|
State | New |
Headers | show |
Series | [1/2] mke2fs: Warn if page size != blocksize when ecnrypt is enabled | expand |
On 8/21/19 8:18 AM, Lukas Czerner wrote: > With encrypt feature enabled the file system block size must match > system page size. Currently mke2fs will not complain at all when we try > to create a file system that does not satisfy this requirement for the > system. Add a warning for this case. > > Signed-off-by: Lukas Czerner <lczerner@redhat.com> This matches the warnings we give for block size > system page size, for example, so this makes sense to me. Reviewed-by: Eric Sandeen <sandeen@redhat.com> > --- > misc/mke2fs.c | 20 ++++++++++++++++++++ > 1 file changed, 20 insertions(+) > > diff --git a/misc/mke2fs.c b/misc/mke2fs.c > index d7cf257e..aa9590d8 100644 > --- a/misc/mke2fs.c > +++ b/misc/mke2fs.c > @@ -2468,6 +2468,26 @@ profile_error: > exit (1); > } > > + /* > + * Encrypt feature requires blocksize to be the same as page size, > + * otherwise file system won't mount > + */ > + if (ext2fs_has_feature_encrypt(&fs_param) && > + (blocksize != sys_page_size)) { > + if (!force) { > + com_err(program_name, 0, > + _("Encrypt feature is enabled, but block size " > + "(%dB) does not match system page size " > + "(%dB)"), > + blocksize, sys_page_size); > + proceed_question(proceed_delay); > + } > + fprintf(stderr,_("Warning: Encrypt feature enabled, but block " > + "size (%dB) does not match system page size " > + "(%dB), forced to continue\n"), > + blocksize, sys_page_size); > + } > + > /* Don't allow user to set both metadata_csum and uninit_bg bits. */ > if (ext2fs_has_feature_metadata_csum(&fs_param) && > ext2fs_has_feature_gdt_csum(&fs_param)) >
ping On Wed, Aug 21, 2019 at 03:18:12PM +0200, Lukas Czerner wrote: > With encrypt feature enabled the file system block size must match > system page size. Currently mke2fs will not complain at all when we try > to create a file system that does not satisfy this requirement for the > system. Add a warning for this case. > > Signed-off-by: Lukas Czerner <lczerner@redhat.com> > --- > misc/mke2fs.c | 20 ++++++++++++++++++++ > 1 file changed, 20 insertions(+) > > diff --git a/misc/mke2fs.c b/misc/mke2fs.c > index d7cf257e..aa9590d8 100644 > --- a/misc/mke2fs.c > +++ b/misc/mke2fs.c > @@ -2468,6 +2468,26 @@ profile_error: > exit (1); > } > > + /* > + * Encrypt feature requires blocksize to be the same as page size, > + * otherwise file system won't mount > + */ > + if (ext2fs_has_feature_encrypt(&fs_param) && > + (blocksize != sys_page_size)) { > + if (!force) { > + com_err(program_name, 0, > + _("Encrypt feature is enabled, but block size " > + "(%dB) does not match system page size " > + "(%dB)"), > + blocksize, sys_page_size); > + proceed_question(proceed_delay); > + } > + fprintf(stderr,_("Warning: Encrypt feature enabled, but block " > + "size (%dB) does not match system page size " > + "(%dB), forced to continue\n"), > + blocksize, sys_page_size); > + } > + > /* Don't allow user to set both metadata_csum and uninit_bg bits. */ > if (ext2fs_has_feature_metadata_csum(&fs_param) && > ext2fs_has_feature_gdt_csum(&fs_param)) > -- > 2.21.0 >
diff --git a/misc/mke2fs.c b/misc/mke2fs.c index d7cf257e..aa9590d8 100644 --- a/misc/mke2fs.c +++ b/misc/mke2fs.c @@ -2468,6 +2468,26 @@ profile_error: exit (1); } + /* + * Encrypt feature requires blocksize to be the same as page size, + * otherwise file system won't mount + */ + if (ext2fs_has_feature_encrypt(&fs_param) && + (blocksize != sys_page_size)) { + if (!force) { + com_err(program_name, 0, + _("Encrypt feature is enabled, but block size " + "(%dB) does not match system page size " + "(%dB)"), + blocksize, sys_page_size); + proceed_question(proceed_delay); + } + fprintf(stderr,_("Warning: Encrypt feature enabled, but block " + "size (%dB) does not match system page size " + "(%dB), forced to continue\n"), + blocksize, sys_page_size); + } + /* Don't allow user to set both metadata_csum and uninit_bg bits. */ if (ext2fs_has_feature_metadata_csum(&fs_param) && ext2fs_has_feature_gdt_csum(&fs_param))
With encrypt feature enabled the file system block size must match system page size. Currently mke2fs will not complain at all when we try to create a file system that does not satisfy this requirement for the system. Add a warning for this case. Signed-off-by: Lukas Czerner <lczerner@redhat.com> --- misc/mke2fs.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)