Add kernel optimizations

cfg/kernel_v6.16-rc2

@@ -147,8 +147,8 @@ CONFIG_RCU_NEED_SEGCBLIST=y
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 # CONFIG_IKHEADERS is not set
-CONFIG_LOG_BUF_SHIFT=15
+CONFIG_LOG_BUF_SHIFT=12
-CONFIG_LOG_CPU_MAX_BUF_SHIFT=12
+CONFIG_LOG_CPU_MAX_BUF_SHIFT=11
 # CONFIG_PRINTK_INDEX is not set
 CONFIG_GENERIC_SCHED_CLOCK=y
 
@@ -217,13 +217,13 @@ CONFIG_HAVE_UID16=y
 CONFIG_SYSCTL_EXCEPTION_TRACE=y
 # CONFIG_SYSFS_SYSCALL is not set
 CONFIG_EXPERT=y
-CONFIG_UID16=y
+# CONFIG_UID16 is not set
 CONFIG_MULTIUSER=y
 # CONFIG_SGETMASK_SYSCALL is not set
 CONFIG_FHANDLE=y
 CONFIG_POSIX_TIMERS=y
 CONFIG_PRINTK=y
-CONFIG_BUG=y
+# CONFIG_BUG is not set
 # CONFIG_BASE_SMALL is not set
 CONFIG_FUTEX=y
 CONFIG_FUTEX_PI=y
@@ -232,7 +232,7 @@ CONFIG_EPOLL=y
 CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
-CONFIG_SHMEM=y
+# CONFIG_SHMEM is not set
 CONFIG_AIO=y
 CONFIG_IO_URING=y
 CONFIG_ADVISE_SYSCALLS=y
@@ -284,8 +284,6 @@ CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=16
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000
 CONFIG_LOCKDEP_SUPPORT=y
-CONFIG_GENERIC_BUG=y
-CONFIG_GENERIC_BUG_RELATIVE_POINTERS=y
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_CSUM=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
@@ -539,7 +537,6 @@ CONFIG_CMDLINE=""
 CONFIG_SUSPEND=y
 CONFIG_SUSPEND_FREEZER=y
 # CONFIG_SUSPEND_SKIP_SYNC is not set
-# CONFIG_HIBERNATION is not set
 CONFIG_PM_SLEEP=y
 CONFIG_PM_SLEEP_SMP=y
 # CONFIG_PM_AUTOSLEEP is not set
@@ -875,8 +872,7 @@ CONFIG_BINFMT_SCRIPT=y
 #
 # Memory Management options
 #
-CONFIG_SWAP=y
+# CONFIG_SWAP is not set
-# CONFIG_ZSWAP is not set
 
 #
 # Slab allocator options
@@ -1375,7 +1371,6 @@ CONFIG_MTD_BLOCK=y
 # CONFIG_SSFDC is not set
 # CONFIG_SM_FTL is not set
 # CONFIG_MTD_OOPS is not set
-# CONFIG_MTD_SWAP is not set
 # CONFIG_MTD_PARTITIONED_MASTER is not set
 
 #
@@ -5815,11 +5810,6 @@ CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_PROC_CHILDREN=y
 CONFIG_KERNFS=y
 CONFIG_SYSFS=y
-CONFIG_TMPFS=y
-CONFIG_TMPFS_POSIX_ACL=y
-CONFIG_TMPFS_XATTR=y
-# CONFIG_TMPFS_INODE64 is not set
-# CONFIG_TMPFS_QUOTA is not set
 CONFIG_ARCH_SUPPORTS_HUGETLBFS=y
 # CONFIG_HUGETLBFS is not set
 CONFIG_ARCH_HAS_GIGANTIC_PAGE=y
@@ -6339,7 +6329,6 @@ CONFIG_MESSAGE_LOGLEVEL_DEFAULT=7
 # CONFIG_DYNAMIC_DEBUG is not set
 # CONFIG_DYNAMIC_DEBUG_CORE is not set
 CONFIG_SYMBOLIC_ERRNAME=y
-CONFIG_DEBUG_BUGVERBOSE=y
 # end of printk and dmesg options
 
 CONFIG_DEBUG_KERNEL=y

patch/kernel/printer_defconfig_0_common.patch

@@ -3,7 +3,7 @@ new file mode 100644
 index 000000000000..51de9e95b7d2
 --- /dev/null
 +++ b/arch/arm64/configs/printer_defconfig
-@@ -0,0 +1,526 @@
+@@ -0,0 +1,531 @@
 +CONFIG_DEFAULT_HOSTNAME="Printer"
 +CONFIG_LOCALVERSION="-arm64"
 +CONFIG_LOCALVERSION_AUTO=n
@@ -129,10 +129,15 @@ index 000000000000..51de9e95b7d2
 +CONFIG_SCHED_DEBUG=n
 +
 +#minimize
++CONFIG_UID16=n
++CONFIG_BUG=n
++CONFIG_SHMEM=n
++CONFIG_SWAP=n
 +CONFIG_NR_CPUS=8
 +CONFIG_EFI=n
 +CONFIG_COREDUMP=n
-+CONFIG_LOG_BUF_SHIFT=15
++CONFIG_LOG_BUF_SHIFT=12
++CONFIG_LOG_CPU_MAX_BUF_SHIFT=11
 +CONFIG_RD_ZSTD=n
 +CONFIG_KALLSYMS=n
 +CONFIG_XZ_DEC_X86=n