Re: Build regressions/improvements in v6.12-rc1

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On Mon, 30 Sep 2024, Geert Uytterhoeven wrote:
Below is the list of build error/warning regressions/improvements in
v6.12-rc1[1] compared to v6.11[2].

[1] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/9852d85ec9d492ebef56dc5f229416c925758edc/ (all 131 configs)
[2] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/98f7e32f20d28ec452afb208f9cffc08448a2652/ (all 131 configs)


*** ERRORS ***

12 error regressions:
 + /kisskb/src/fs/bcachefs/backpointers.c: error: 'const struct bkey' has no member named 'bversion'; did you mean 'version'?:  => 504:53
 + /kisskb/src/fs/bcachefs/bcachefs_format.h: error: 'struct bkey' has no member named 'bversion'; did you mean 'version'?:  => 332:49, 331:49
 + /kisskb/src/fs/bcachefs/bkey.h: error: 'const struct bkey' has no member named 'bversion':  => 578:48
 + /kisskb/src/fs/bcachefs/bkey.h: error: 'const struct bkey' has no member named 'bversion'; did you mean 'version'?:  => 558:27, 557:41, 557:27, 558:41
 + /kisskb/src/fs/bcachefs/bkey.h: error: 'struct bkey' has no member named 'bversion'; did you mean 'version'?:  => 557:41, 558:41
 + /kisskb/src/fs/bcachefs/bkey_methods.c: error: 'const struct bkey' has no member named 'bversion'; did you mean 'version'?:  => 292:65
 + /kisskb/src/fs/bcachefs/bkey_methods.h: error: 'const struct bkey' has no member named 'bversion':  => 73:31, 73:18
 + /kisskb/src/fs/bcachefs/bkey_methods.h: error: 'const struct bkey' has no member named 'bversion'; did you mean 'version'?:  => 73:33, 73:20, 73:47, 73:34
 + /kisskb/src/fs/bcachefs/bkey_methods.h: error: control reaches end of non-void function [-Werror=return-type]:  => 75:1
 + /kisskb/src/fs/bcachefs/disk_accounting.h: error: 'const struct bkey' has no member named 'bversion'; did you mean 'version'?:  => 40:28, 40:42, 39:50, 39:43
 + /kisskb/src/fs/bcachefs/disk_accounting.h: error: 'struct bkey' has no member named 'bversion'; did you mean 'version'?:  => 39:26, 40:10, 39:33, 40:24

All big-endian platforms (fix available, even on a public mailing list ;-)

 + /kisskb/src/include/linux/err.h: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast]:  => 28:49

powerpc-gcc13/ppc64_book3e_allmodconfig

drivers/soc/fsl/qe/qmc.c: In function 'qmc_qe_init_resources':
include/linux/err.h:28:49: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast]
   28 | #define IS_ERR_VALUE(x) unlikely((unsigned long)(void *)(x) >= (unsigned long)-MAX_ERRNO)
      |                                                 ^
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
   77 | # define unlikely(x)    __builtin_expect(!!(x), 0)
      |                                             ^
drivers/soc/fsl/qe/qmc.c:1764:13: note: in expansion of macro 'IS_ERR_VALUE'
 1764 |         if (IS_ERR_VALUE(info)) {
      |             ^~~~~~~~~~~~

IS_ERR_VALUE() is meant for pointers (fix available)

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds




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