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feat: 支持cgroups

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BREAKING CHANGE:
支持cgroups对外变更:
1.在proc目录下支持plimits目录，支持ipc, pid, memory, devices, sched控制器

Close #I6GVPL

Signed-off-by: zhushengle <zhushengle@huawei.com>
Change-Id: Ib996e07bf148abce9e40290d6188b763b52e89bb
This commit is contained in:
zhushengle
2023-02-22 18:55:15 +08:00
parent 57455849ca
commit b45cdbda3e
38 changed files with 3931 additions and 42 deletions
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10
fs/proc/include/internal.h
View File

@@ -55,6 +55,16 @@ void ProcSysMemInfoInit(void);
void ProcFileSysInit(void);
#endif
#ifdef LOSCFG_KERNEL_PLIMITS
void ProcLimitsInit(void);
#endif
void ProcEntryClearVnode(struct ProcDirEntry *entry);
void ProcDetachNode(struct ProcDirEntry *pn);
void RemoveProcEntryTravalsal(struct ProcDirEntry *pn);
void ProcPmInit(void);
void ProcVmmInit(void);

20
fs/proc/include/proc_fs.h
View File

@@ -93,6 +93,15 @@ struct ProcFileOperations {
ssize_t (*readLink)(struct ProcDirEntry *pde, char *buf, size_t bufLen);
};
#ifdef LOSCFG_KERNEL_PLIMITS
struct ProcDirOperations {
int (*rmdir)(struct ProcDirEntry *parent, struct ProcDirEntry *pde, const char *name);
int (*mkdir)(struct ProcDirEntry *parent, const char *dirName, mode_t mode, struct ProcDirEntry **pde);
};
#endif
#define PROC_DATA_STATIC 0
#define PROC_DATA_FREE 1
struct ProcDirEntry {
uint uid;
uint gid;
@@ -101,6 +110,10 @@ struct ProcDirEntry {
const struct ProcFileOperations *procFileOps;
struct ProcFile *pf;
struct ProcDirEntry *next, *parent, *subdir;
#ifdef LOSCFG_KERNEL_PLIMITS
const struct ProcDirOperations *procDirOps;
#endif
int dataType;
void *data;
atomic_t count; /* open file count */
spinlock_t pdeUnloadLock;
@@ -111,6 +124,11 @@ struct ProcDirEntry {
enum VnodeType type;
};
struct ProcDataParm {
void *data;
int dataType;
};
struct ProcFile {
fmode_t fMode;
spinlock_t fLock;
@@ -274,7 +292,7 @@ extern struct ProcDirEntry *ProcCreate(const char *name, mode_t mode,
*
*/
extern struct ProcDirEntry *ProcCreateData(const char *name, mode_t mode, struct ProcDirEntry *parent,
const struct ProcFileOperations *procFileOps, void *data);
const struct ProcFileOperations *procFileOps, struct ProcDataParm *param);
/**
* @ingroup procfs
* @brief init proc fs