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compat: try to adapt old 4e087abc38 to the Frankenstein world

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Thomas Schoebel-Theuer 2022-08-12 11:57:54 +02:00
parent e5dabb81c7
commit 923be2e4a2
1 changed files with 12 additions and 0 deletions
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12
kernel/compat.h
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@ -217,7 +217,19 @@ extern int __oldcompat_unlink(
* detected via b25de9d6da49b1a8760a89672283128aa8c7
*/
#ifndef BIO_EOPNOTSUPP
/* try to bridge some Frankenstein kernels */
# if \
/* REQ_NOWAIT_INLINE was defined between 893a1c97205a3 and 2771cefeac */ \
defined(REQ_NOWAIT_INLINE) || \
/* RQF_COPY_USER was defined between e806402130c9c and e64a0e16928 */ \
defined(RQF_COPY_USER) || \
/* BIO_CGROUP_ACCT defined since 0376e9efe183 (catch-all-else) */ \
!defined(BIO_CGROUP_ACCT) || \
0
#define MARS_HAS_GENERIC_BLK_ACCOUNTING
# else
# warning Sorry, I cannot support io_account for this kernel
# endif
#elif defined(part_stat_lock)
#define MARS_HAS_OLD_BLK_ACCOUNTING
#endif