Kernel 4.17 is out, and details of changes from -rc7 are here: http://lkml.iu.edu/hypermail/linux/kernel/1806.0/01332.html No real surprises, so far, and it is OK with VMware 14.1.2, and NVIDIA 396.24. Apparently the major version bump to Linux 5.0 might occur at around the Kernel 4.20 mark…. Robert Gadsdon June 3, 2018. … Continue reading →
Kernel 4.17-rc6 has been released, and details of changes since -rc5 are here: http://lkml.iu.edu/hypermail/linux/kernel/1805.2/03965.html This version is still OK with the latest VMware (14.1.1) and NVIDIA (396.24) drivers, but also includes fixes for repeated GCC8 / objtool warnings at compile time: ………………. Josh Poimboeuf (5): ………. objtool: Support GCC 8’s cold subfunctions objtool: Support GCC 8 switch … Continue reading →
Kernel 4.17-rc6 has been released, and details of changes since -rc5 are here: http://lkml.iu.edu/hypermail/linux/kernel/1805.2/03965.html This version is still OK with the latest VMware (14.1.1) and NVIDIA (396.24) drivers, but also includes fixes for repeated GCC8 / objtool warnings at compile time: ………………. Josh Poimboeuf (5): ………. objtool: Support GCC 8’s cold subfunctions objtool: Support GCC 8 switch … Continue reading →
There are now patches available to deal with the host of ‘objtool‘ warnings when compiling the kernel with GCC8: …………………………….. drivers/video/fbdev/core/fbmem.o: warning: objtool: fb_set_var()+0x209: sibling call from callable instruction with modified stack frame drivers/video/fbdev/core/fbmem.o: warning: objtool: do_remove_conflicting_framebuffers()+0xa6: sibling call from callable instruction with modified stack frame drivers/video/fbdev/core/fbmem.o: warning: objtool: register_framebuffer()+0x14b: sibling call from callable instruction with modified … Continue reading →
Fedora 28 has GCC 8.1.1 available (currently in ‘updates-testing‘ repo), and I tested this with Kernel 4.17-rc4, to see if there was any improvement in the horde of warnings generated with 8.0.1. In short, there is no real difference: ……………………………… CC security/keys/request_key.o arch/x86/kvm/lapic.o: warning: objtool: kvm_lapic_reg_read()+0x126: sibling call from callable instruction with modified stack frame arch/x86/kvm/lapic.o: warning: … Continue reading →
Tried Kernel 4.16.7 on Fedora 28 (GCC 8.0.1), and this now compiles successfully, although still with a lot of ‘warnings’.. I use grub-customizer with each new kernel, and the F28 version of this fails: # grub-customizer Error creating proxy: The connection is closed (g-io-error-quark, 18) *** initializing (w/o specified bootloader type)… * reading partition info… /usr/include/c++/8/bits/basic_string.h:1048: std::__cxx11::basic_string<_CharT, … Continue reading →
Fedora 28 has been released, but this includes GCC 8 (8.0.1) which – currently – is not capable of compiling Kernel 4.16 as-is (tested with 4.16.6): ……………………………. CC /usr/src/linux-4.16.6/tools/objtool/objtool.o CC /usr/src/linux-4.16.6/tools/objtool/libstring.o CC /usr/src/linux-4.16.6/tools/objtool/str_error_r.o ../lib/str_error_r.c: In function ‘str_error_r’: ../lib/str_error_r.c:25:3: error: passing argument 1 to restrict-qualified parameter aliases with argument 5 [-Werror=restrict] snprintf(buf, buflen, “INTERNAL ERROR: strerror_r(%d, %p, %zd)=%d”, … Continue reading →
Kernel 4.17-rc3 is out, and brief details of changes from -rc2 are here: http://lkml.iu.edu/hypermail/linux/kernel/1804.3/05507.html Tested with NVIDIA 396.18 and VMware 14.1.1 (vmmon and vmnet), and all still compile OK.. Robert Gadsdon. April 29, 2018. … Continue reading →
Updated the IA64 system (HP RX2600) to 4.17-rc1, and the compile and install/boot was without incident.. The python-related warning with 4.16 was no longer present.. (see https://rglinuxtech.com/?p=2222 ). …………… [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Started Login Service. [ OK ] Reached target Multi-User System. [ … Continue reading →
Kernel 4.17-rc1 has been released, and brief details are here: http://lkml.iu.edu/hypermail/linux/kernel/1804.1/06654.html With the latest code-on-git milestone reached, there is speculation that a version bump to 5.x might be a possibility – but not just yet! The latest NVIDIA driver (396.18) and VMware (14.1.1 – vmmon and vmnet) all compile OK.. Robert Gadsdon. April 15, 2018 … Continue reading →