Server IP : 104.21.38.3 / Your IP : 162.158.106.202 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-142/include/linux/ceph/ |
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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _FS_CEPH_STRING_TABLE_H #define _FS_CEPH_STRING_TABLE_H #include <linux/types.h> #include <linux/kref.h> #include <linux/rbtree.h> #include <linux/rcupdate.h> struct ceph_string { struct kref kref; union { struct rb_node node; struct rcu_head rcu; }; size_t len; char str[]; }; extern void ceph_release_string(struct kref *ref); extern struct ceph_string *ceph_find_or_create_string(const char *str, size_t len); extern bool ceph_strings_empty(void); static inline struct ceph_string *ceph_get_string(struct ceph_string *str) { kref_get(&str->kref); return str; } static inline void ceph_put_string(struct ceph_string *str) { if (!str) return; kref_put(&str->kref, ceph_release_string); } static inline int ceph_compare_string(struct ceph_string *cs, const char* str, size_t len) { size_t cs_len = cs ? cs->len : 0; if (cs_len != len) return cs_len - len; if (len == 0) return 0; return strncmp(cs->str, str, len); } #define ceph_try_get_string(x) \ ({ \ struct ceph_string *___str; \ rcu_read_lock(); \ for (;;) { \ ___str = rcu_dereference(x); \ if (!___str || \ kref_get_unless_zero(&___str->kref)) \ break; \ } \ rcu_read_unlock(); \ (___str); \ }) #endif