Commit e014ff8d4285b81f0de0719d8eee72bc50bfd4be
Committed by
Jens Axboe
1 parent
9f83e45eb5
Exists in
master
and in
4 other branches
[PATCH] uninline ioprio_best()
Saves 376 bytes (5 callers) for me. Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru> Signed-off-by: Jens Axboe <axboe@suse.de>
Showing 2 changed files with 24 additions and 22 deletions Side-by-side Diff
fs/ioprio.c
... | ... | @@ -140,6 +140,29 @@ |
140 | 140 | return ret; |
141 | 141 | } |
142 | 142 | |
143 | +int ioprio_best(unsigned short aprio, unsigned short bprio) | |
144 | +{ | |
145 | + unsigned short aclass = IOPRIO_PRIO_CLASS(aprio); | |
146 | + unsigned short bclass = IOPRIO_PRIO_CLASS(bprio); | |
147 | + | |
148 | + if (!ioprio_valid(aprio)) | |
149 | + return bprio; | |
150 | + if (!ioprio_valid(bprio)) | |
151 | + return aprio; | |
152 | + | |
153 | + if (aclass == IOPRIO_CLASS_NONE) | |
154 | + aclass = IOPRIO_CLASS_BE; | |
155 | + if (bclass == IOPRIO_CLASS_NONE) | |
156 | + bclass = IOPRIO_CLASS_BE; | |
157 | + | |
158 | + if (aclass == bclass) | |
159 | + return min(aprio, bprio); | |
160 | + if (aclass > bclass) | |
161 | + return bprio; | |
162 | + else | |
163 | + return aprio; | |
164 | +} | |
165 | + | |
143 | 166 | asmlinkage long sys_ioprio_get(int which, int who) |
144 | 167 | { |
145 | 168 | struct task_struct *g, *p; |
include/linux/ioprio.h
... | ... | @@ -59,28 +59,7 @@ |
59 | 59 | /* |
60 | 60 | * For inheritance, return the highest of the two given priorities |
61 | 61 | */ |
62 | -static inline int ioprio_best(unsigned short aprio, unsigned short bprio) | |
63 | -{ | |
64 | - unsigned short aclass = IOPRIO_PRIO_CLASS(aprio); | |
65 | - unsigned short bclass = IOPRIO_PRIO_CLASS(bprio); | |
66 | - | |
67 | - if (!ioprio_valid(aprio)) | |
68 | - return bprio; | |
69 | - if (!ioprio_valid(bprio)) | |
70 | - return aprio; | |
71 | - | |
72 | - if (aclass == IOPRIO_CLASS_NONE) | |
73 | - aclass = IOPRIO_CLASS_BE; | |
74 | - if (bclass == IOPRIO_CLASS_NONE) | |
75 | - bclass = IOPRIO_CLASS_BE; | |
76 | - | |
77 | - if (aclass == bclass) | |
78 | - return min(aprio, bprio); | |
79 | - if (aclass > bclass) | |
80 | - return bprio; | |
81 | - else | |
82 | - return aprio; | |
83 | -} | |
62 | +extern int ioprio_best(unsigned short aprio, unsigned short bprio); | |
84 | 63 | |
85 | 64 | #endif |