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diff --git a/doc/hacker-guide/en-US/markdown/adding-fops.md b/doc/hacker-guide/en-US/markdown/adding-fops.md new file mode 100644 index 00000000000..3f72ed3e23a --- /dev/null +++ b/doc/hacker-guide/en-US/markdown/adding-fops.md @@ -0,0 +1,18 @@ +Adding a new FOP +================ + +Steps to be followed when adding a new FOP to GlusterFS: + +1. Edit `glusterfs.h` and add a `GF_FOP_*` constant. +2. Edit `xlator.[ch]` and: + * add the new prototype for fop and callback. + * edit `xlator_fops` structure. +3. Edit `xlator.c` and add to fill_defaults. +4. Edit `protocol.h` and add struct necessary for the new FOP. +5. Edit `defaults.[ch]` and provide default implementation. +6. Edit `call-stub.[ch]` and provide stub implementation. +7. Edit `common-utils.c` and add to gf_global_variable_init(). +8. Edit client-protocol and add your FOP. +9. Edit server-protocol and add your FOP. +10. Implement your FOP in any translator for which the default implementation + is not sufficient. |