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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-25 00:41:39 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-25 00:41:39 +0400 |
| commit | 229aebb873e29726b91e076161649cf45154b0bf (patch) | |
| tree | acc02a3702215bce8d914f4c8cc3d7a1382b1c67 /include/linux/idr.h | |
| parent | 8de547e1824437f3c6af180d3ed2162fa4b3f389 (diff) | |
| parent | 50a23e6eec6f20d55a3a920e47adb455bff6046e (diff) | |
| download | linux-229aebb873e29726b91e076161649cf45154b0bf.tar.xz | |
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (39 commits)
Update broken web addresses in arch directory.
Update broken web addresses in the kernel.
Revert "drivers/usb: Remove unnecessary return's from void functions" for musb gadget
Revert "Fix typo: configuation => configuration" partially
ida: document IDA_BITMAP_LONGS calculation
ext2: fix a typo on comment in ext2/inode.c
drivers/scsi: Remove unnecessary casts of private_data
drivers/s390: Remove unnecessary casts of private_data
net/sunrpc/rpc_pipe.c: Remove unnecessary casts of private_data
drivers/infiniband: Remove unnecessary casts of private_data
drivers/gpu/drm: Remove unnecessary casts of private_data
kernel/pm_qos_params.c: Remove unnecessary casts of private_data
fs/ecryptfs: Remove unnecessary casts of private_data
fs/seq_file.c: Remove unnecessary casts of private_data
arm: uengine.c: remove C99 comments
arm: scoop.c: remove C99 comments
Fix typo configue => configure in comments
Fix typo: configuation => configuration
Fix typo interrest[ing|ed] => interest[ing|ed]
Fix various typos of valid in comments
...
Fix up trivial conflicts in:
drivers/char/ipmi/ipmi_si_intf.c
drivers/usb/gadget/rndis.c
net/irda/irnet/irnet_ppp.c
Diffstat (limited to 'include/linux/idr.h')
| -rw-r--r-- | include/linux/idr.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/idr.h b/include/linux/idr.h index cdb715e58e3e..928ae712709f 100644 --- a/include/linux/idr.h +++ b/include/linux/idr.h @@ -117,10 +117,13 @@ void idr_init(struct idr *idp); /* * IDA - IDR based id allocator, use when translation from id to * pointer isn't necessary. + * + * IDA_BITMAP_LONGS is calculated to be one less to accommodate + * ida_bitmap->nr_busy so that the whole struct fits in 128 bytes. */ #define IDA_CHUNK_SIZE 128 /* 128 bytes per chunk */ -#define IDA_BITMAP_LONGS (128 / sizeof(long) - 1) -#define IDA_BITMAP_BITS (IDA_BITMAP_LONGS * sizeof(long) * 8) +#define IDA_BITMAP_LONGS (IDA_CHUNK_SIZE / sizeof(long) - 1) +#define IDA_BITMAP_BITS (IDA_BITMAP_LONGS * sizeof(long) * 8) struct ida_bitmap { long nr_busy; |